CVE-2024-26633

{"dataType": "CVE_RECORD", "cveMetadata": {"cveId": "CVE-2024-26633", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-02-19T14:20:24.136Z", "datePublished": "2024-03-18T10:07:49.468Z", "dateUpdated": "2026-05-23T15:36:13.795Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-23T15:36:13.795Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nip6_tunnel: fix NEXTHDR_FRAGMENT handling in ip6_tnl_parse_tlv_enc_lim()\n\nsyzbot pointed out [1] that NEXTHDR_FRAGMENT handling is broken.\n\nReading frag_off can only be done if we pulled enough bytes\nto skb->head. Currently we might access garbage.\n\n[1]\nBUG: KMSAN: uninit-value in ip6_tnl_parse_tlv_enc_lim+0x94f/0xbb0\nip6_tnl_parse_tlv_enc_lim+0x94f/0xbb0\nipxip6_tnl_xmit net/ipv6/ip6_tunnel.c:1326 [inline]\nip6_tnl_start_xmit+0xab2/0x1a70 net/ipv6/ip6_tunnel.c:1432\n__netdev_start_xmit include/linux/netdevice.h:4940 [inline]\nnetdev_start_xmit include/linux/netdevice.h:4954 [inline]\nxmit_one net/core/dev.c:3548 [inline]\ndev_hard_start_xmit+0x247/0xa10 net/core/dev.c:3564\n__dev_queue_xmit+0x33b8/0x5130 net/core/dev.c:4349\ndev_queue_xmit include/linux/netdevice.h:3134 [inline]\nneigh_connected_output+0x569/0x660 net/core/neighbour.c:1592\nneigh_output include/net/neighbour.h:542 [inline]\nip6_finish_output2+0x23a9/0x2b30 net/ipv6/ip6_output.c:137\nip6_finish_output+0x855/0x12b0 net/ipv6/ip6_output.c:222\nNF_HOOK_COND include/linux/netfilter.h:303 [inline]\nip6_output+0x323/0x610 net/ipv6/ip6_output.c:243\ndst_output include/net/dst.h:451 [inline]\nip6_local_out+0xe9/0x140 net/ipv6/output_core.c:155\nip6_send_skb net/ipv6/ip6_output.c:1952 [inline]\nip6_push_pending_frames+0x1f9/0x560 net/ipv6/ip6_output.c:1972\nrawv6_push_pending_frames+0xbe8/0xdf0 net/ipv6/raw.c:582\nrawv6_sendmsg+0x2b66/0x2e70 net/ipv6/raw.c:920\ninet_sendmsg+0x105/0x190 net/ipv4/af_inet.c:847\nsock_sendmsg_nosec net/socket.c:730 [inline]\n__sock_sendmsg net/socket.c:745 [inline]\n____sys_sendmsg+0x9c2/0xd60 net/socket.c:2584\n___sys_sendmsg+0x28d/0x3c0 net/socket.c:2638\n__sys_sendmsg net/socket.c:2667 [inline]\n__do_sys_sendmsg net/socket.c:2676 [inline]\n__se_sys_sendmsg net/socket.c:2674 [inline]\n__x64_sys_sendmsg+0x307/0x490 net/socket.c:2674\ndo_syscall_x64 arch/x86/entry/common.c:52 [inline]\ndo_syscall_64+0x44/0x110 arch/x86/entry/common.c:83\nentry_SYSCALL_64_after_hwframe+0x63/0x6b\n\nUninit was created at:\nslab_post_alloc_hook+0x129/0xa70 mm/slab.h:768\nslab_alloc_node mm/slub.c:3478 [inline]\n__kmem_cache_alloc_node+0x5c9/0x970 mm/slub.c:3517\n__do_kmalloc_node mm/slab_common.c:1006 [inline]\n__kmalloc_node_track_caller+0x118/0x3c0 mm/slab_common.c:1027\nkmalloc_reserve+0x249/0x4a0 net/core/skbuff.c:582\npskb_expand_head+0x226/0x1a00 net/core/skbuff.c:2098\n__pskb_pull_tail+0x13b/0x2310 net/core/skbuff.c:2655\npskb_may_pull_reason include/linux/skbuff.h:2673 [inline]\npskb_may_pull include/linux/skbuff.h:2681 [inline]\nip6_tnl_parse_tlv_enc_lim+0x901/0xbb0 net/ipv6/ip6_tunnel.c:408\nipxip6_tnl_xmit net/ipv6/ip6_tunnel.c:1326 [inline]\nip6_tnl_start_xmit+0xab2/0x1a70 net/ipv6/ip6_tunnel.c:1432\n__netdev_start_xmit include/linux/netdevice.h:4940 [inline]\nnetdev_start_xmit include/linux/netdevice.h:4954 [inline]\nxmit_one net/core/dev.c:3548 [inline]\ndev_hard_start_xmit+0x247/0xa10 net/core/dev.c:3564\n__dev_queue_xmit+0x33b8/0x5130 net/core/dev.c:4349\ndev_queue_xmit include/linux/netdevice.h:3134 [inline]\nneigh_connected_output+0x569/0x660 net/core/neighbour.c:1592\nneigh_output include/net/neighbour.h:542 [inline]\nip6_finish_output2+0x23a9/0x2b30 net/ipv6/ip6_output.c:137\nip6_finish_output+0x855/0x12b0 net/ipv6/ip6_output.c:222\nNF_HOOK_COND include/linux/netfilter.h:303 [inline]\nip6_output+0x323/0x610 net/ipv6/ip6_output.c:243\ndst_output include/net/dst.h:451 [inline]\nip6_local_out+0xe9/0x140 net/ipv6/output_core.c:155\nip6_send_skb net/ipv6/ip6_output.c:1952 [inline]\nip6_push_pending_frames+0x1f9/0x560 net/ipv6/ip6_output.c:1972\nrawv6_push_pending_frames+0xbe8/0xdf0 net/ipv6/raw.c:582\nrawv6_sendmsg+0x2b66/0x2e70 net/ipv6/raw.c:920\ninet_sendmsg+0x105/0x190 net/ipv4/af_inet.c:847\nsock_sendmsg_nosec net/socket.c:730 [inline]\n__sock_sendmsg net/socket.c:745 [inline]\n____sys_sendmsg+0x9c2/0xd60 net/socket.c:2584\n___sys_sendmsg+0x28d/0x3c0 net/socket.c:2638\n__sys_sendmsg net/socket.c:2667 [inline]\n__do_sys_sendms\n---truncated---"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/ipv6/ip6_tunnel.c"], "versions": [{"version": "fbfa743a9d2a0ffa24251764f10afc13eb21e739", "lessThan": "135414f300c5db995e2a2f3bf0f455de9d014aee", "status": "affected", "versionType": "git"}, {"version": "fbfa743a9d2a0ffa24251764f10afc13eb21e739", "lessThan": "3f15ba3dc14e6ee002ea01b4faddc3d49200377c", "status": "affected", "versionType": "git"}, {"version": "fbfa743a9d2a0ffa24251764f10afc13eb21e739", "lessThan": "da23bd709b46168f7dfc36055801011222b076cd", "status": "affected", "versionType": "git"}, {"version": "fbfa743a9d2a0ffa24251764f10afc13eb21e739", "lessThan": "4329426cf6b8e22b798db2331c7ef1dd2a9c748d", "status": "affected", "versionType": "git"}, {"version": "fbfa743a9d2a0ffa24251764f10afc13eb21e739", "lessThan": "62a1fedeb14c7ac0947ef33fadbabd35ed2400a2", "status": "affected", "versionType": "git"}, {"version": "fbfa743a9d2a0ffa24251764f10afc13eb21e739", "lessThan": "687c5d52fe53e602e76826dbd4d7af412747e183", "status": "affected", "versionType": "git"}, {"version": "fbfa743a9d2a0ffa24251764f10afc13eb21e739", "lessThan": "ba8d904c274268b18ef3dc11d3ca7b24a96cb087", "status": "affected", "versionType": "git"}, {"version": "fbfa743a9d2a0ffa24251764f10afc13eb21e739", "lessThan": "d375b98e0248980681e5e56b712026174d617198", "status": "affected", "versionType": "git"}, {"version": "a6f6bb6bc04a5f88a31f47a6123d3fbf5ee8d694", "status": "affected", "versionType": "git"}, {"version": "72bbf335e7aad09c88c50dbdd238f4faabd12174", "status": "affected", "versionType": "git"}, {"version": "decccc92ee0a978a1c268b5df16824cb6384ed3c", "status": "affected", "versionType": "git"}, {"version": "d3d9b59ab32160e3cc4edcf7e5fa7cecb53a7d25", "status": "affected", "versionType": "git"}, {"version": "d397f7035d2c754781bbe93b07b94d8cd898620c", "status": "affected", "versionType": "git"}, {"version": "41e07a7e01d951cfd4c9a7dac90c921269d89513", "status": "affected", "versionType": "git"}, {"version": "a7fe4e5d06338e1a82b1977eca37400951f99730", "status": "affected", "versionType": "git"}, {"version": "3.2.87", "lessThan": "3.3", "status": "affected", "versionType": "semver"}, {"version": "3.10.106", "lessThan": "3.11", "status": "affected", "versionType": "semver"}, {"version": "3.12.71", "lessThan": "3.13", "status": "affected", "versionType": "semver"}, {"version": "3.16.42", "lessThan": "3.17", "status": "affected", "versionType": "semver"}, {"version": "3.18.49", "lessThan": "3.19", "status": "affected", "versionType": "semver"}, {"version": "4.4.50", "lessThan": "4.5", "status": "affected", "versionType": "semver"}, {"version": "4.9.11", "lessThan": "4.10", "status": "affected", "versionType": "semver"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/ipv6/ip6_tunnel.c"], "versions": [{"version": "4.10", "status": "affected"}, {"version": "0", "lessThan": "4.10", "status": "unaffected", "versionType": "semver"}, {"version": "4.19.306", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.268", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.209", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.148", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.75", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.14", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.7.2", "lessThanOrEqual": "6.7.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.8", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.10", "versionEndExcluding": "4.19.306"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.10", "versionEndExcluding": "5.4.268"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.10", "versionEndExcluding": "5.10.209"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.10", "versionEndExcluding": "5.15.148"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.10", "versionEndExcluding": "6.1.75"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.10", "versionEndExcluding": "6.6.14"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.10", "versionEndExcluding": "6.7.2"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.10", "versionEndExcluding": "6.8"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.2.87"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.10.106"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.12.71"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16.42"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.18.49"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4.50"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9.11"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/135414f300c5db995e2a2f3bf0f455de9d014aee"}, {"url": "https://git.kernel.org/stable/c/3f15ba3dc14e6ee002ea01b4faddc3d49200377c"}, {"url": "https://git.kernel.org/stable/c/da23bd709b46168f7dfc36055801011222b076cd"}, {"url": "https://git.kernel.org/stable/c/4329426cf6b8e22b798db2331c7ef1dd2a9c748d"}, {"url": "https://git.kernel.org/stable/c/62a1fedeb14c7ac0947ef33fadbabd35ed2400a2"}, {"url": "https://git.kernel.org/stable/c/687c5d52fe53e602e76826dbd4d7af412747e183"}, {"url": "https://git.kernel.org/stable/c/ba8d904c274268b18ef3dc11d3ca7b24a96cb087"}, {"url": "https://git.kernel.org/stable/c/d375b98e0248980681e5e56b712026174d617198"}], "title": "ip6_tunnel: fix NEXTHDR_FRAGMENT handling in ip6_tnl_parse_tlv_enc_lim()", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-noinfo Not enough information"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2024-03-18T19:01:45.822242Z", "id": "CVE-2024-26633", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-11-05T17:13:27.539Z"}}, {"title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/135414f300c5db995e2a2f3bf0f455de9d014aee", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/3f15ba3dc14e6ee002ea01b4faddc3d49200377c", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/da23bd709b46168f7dfc36055801011222b076cd", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/4329426cf6b8e22b798db2331c7ef1dd2a9c748d", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/62a1fedeb14c7ac0947ef33fadbabd35ed2400a2", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/687c5d52fe53e602e76826dbd4d7af412747e183", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/ba8d904c274268b18ef3dc11d3ca7b24a96cb087", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/d375b98e0248980681e5e56b712026174d617198", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html", "tags": ["x_transferred"]}, {"url": "https://security.netapp.com/advisory/ntap-20241220-0001/"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-12-20T13:06:42.426Z"}}]}, "dataVersion": "5.2"}

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{"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html", "tags": ["x_transferred"]}, {"url": "https://security.netapp.com/advisory/ntap-20241220-0001/"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-12-20T13:06:42.426Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2024-26633", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-03-18T19:01:45.822242Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "description": "CWE-noinfo Not enough information"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-05-23T19:01:18.545Z"}}], "cna": {"title": "ip6_tunnel: fix NEXTHDR_FRAGMENT handling in ip6_tnl_parse_tlv_enc_lim()", "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "fbfa743a9d2a0ffa24251764f10afc13eb21e739", "lessThan": "135414f300c5db995e2a2f3bf0f455de9d014aee", "versionType": "git"}, {"status": "affected", "version": "fbfa743a9d2a0ffa24251764f10afc13eb21e739", "lessThan": "3f15ba3dc14e6ee002ea01b4faddc3d49200377c", "versionType": "git"}, {"status": "affected", "version": "fbfa743a9d2a0ffa24251764f10afc13eb21e739", "lessThan": "da23bd709b46168f7dfc36055801011222b076cd", "versionType": "git"}, {"status": "affected", "version": "fbfa743a9d2a0ffa24251764f10afc13eb21e739", "lessThan": "4329426cf6b8e22b798db2331c7ef1dd2a9c748d", "versionType": "git"}, {"status": "affected", "version": "fbfa743a9d2a0ffa24251764f10afc13eb21e739", "lessThan": "62a1fedeb14c7ac0947ef33fadbabd35ed2400a2", "versionType": "git"}, {"status": "affected", "version": "fbfa743a9d2a0ffa24251764f10afc13eb21e739", "lessThan": "687c5d52fe53e602e76826dbd4d7af412747e183", "versionType": "git"}, {"status": "affected", "version": "fbfa743a9d2a0ffa24251764f10afc13eb21e739", "lessThan": "ba8d904c274268b18ef3dc11d3ca7b24a96cb087", "versionType": "git"}, {"status": "affected", "version": "fbfa743a9d2a0ffa24251764f10afc13eb21e739", "lessThan": "d375b98e0248980681e5e56b712026174d617198", "versionType": "git"}, {"status": "affected", "version": "a6f6bb6bc04a5f88a31f47a6123d3fbf5ee8d694", "versionType": "git"}, {"status": "affected", "version": "72bbf335e7aad09c88c50dbdd238f4faabd12174", "versionType": "git"}, {"status": "affected", "version": "decccc92ee0a978a1c268b5df16824cb6384ed3c", "versionType": "git"}, {"status": "affected", "version": "d3d9b59ab32160e3cc4edcf7e5fa7cecb53a7d25", "versionType": "git"}, {"status": "affected", "version": "d397f7035d2c754781bbe93b07b94d8cd898620c", "versionType": "git"}, {"status": "affected", "version": "41e07a7e01d951cfd4c9a7dac90c921269d89513", "versionType": "git"}, {"status": "affected", "version": "a7fe4e5d06338e1a82b1977eca37400951f99730", "versionType": "git"}], "programFiles": ["net/ipv6/ip6_tunnel.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "4.10"}, {"status": "unaffected", "version": "0", "lessThan": "4.10", "versionType": "semver"}, {"status": "unaffected", "version": "4.19.306", "versionType": "semver", "lessThanOrEqual": 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Currently we might access garbage.\n\n[1]\nBUG: KMSAN: uninit-value in ip6_tnl_parse_tlv_enc_lim+0x94f/0xbb0\nip6_tnl_parse_tlv_enc_lim+0x94f/0xbb0\nipxip6_tnl_xmit net/ipv6/ip6_tunnel.c:1326 [inline]\nip6_tnl_start_xmit+0xab2/0x1a70 net/ipv6/ip6_tunnel.c:1432\n__netdev_start_xmit include/linux/netdevice.h:4940 [inline]\nnetdev_start_xmit include/linux/netdevice.h:4954 [inline]\nxmit_one net/core/dev.c:3548 [inline]\ndev_hard_start_xmit+0x247/0xa10 net/core/dev.c:3564\n__dev_queue_xmit+0x33b8/0x5130 net/core/dev.c:4349\ndev_queue_xmit include/linux/netdevice.h:3134 [inline]\nneigh_connected_output+0x569/0x660 net/core/neighbour.c:1592\nneigh_output include/net/neighbour.h:542 [inline]\nip6_finish_output2+0x23a9/0x2b30 net/ipv6/ip6_output.c:137\nip6_finish_output+0x855/0x12b0 net/ipv6/ip6_output.c:222\nNF_HOOK_COND include/linux/netfilter.h:303 [inline]\nip6_output+0x323/0x610 net/ipv6/ip6_output.c:243\ndst_output include/net/dst.h:451 [inline]\nip6_local_out+0xe9/0x140 net/ipv6/output_core.c:155\nip6_send_skb net/ipv6/ip6_output.c:1952 [inline]\nip6_push_pending_frames+0x1f9/0x560 net/ipv6/ip6_output.c:1972\nrawv6_push_pending_frames+0xbe8/0xdf0 net/ipv6/raw.c:582\nrawv6_sendmsg+0x2b66/0x2e70 net/ipv6/raw.c:920\ninet_sendmsg+0x105/0x190 net/ipv4/af_inet.c:847\nsock_sendmsg_nosec net/socket.c:730 [inline]\n__sock_sendmsg net/socket.c:745 [inline]\n____sys_sendmsg+0x9c2/0xd60 net/socket.c:2584\n___sys_sendmsg+0x28d/0x3c0 net/socket.c:2638\n__sys_sendmsg net/socket.c:2667 [inline]\n__do_sys_sendmsg net/socket.c:2676 [inline]\n__se_sys_sendmsg net/socket.c:2674 [inline]\n__x64_sys_sendmsg+0x307/0x490 net/socket.c:2674\ndo_syscall_x64 arch/x86/entry/common.c:52 [inline]\ndo_syscall_64+0x44/0x110 arch/x86/entry/common.c:83\nentry_SYSCALL_64_after_hwframe+0x63/0x6b\n\nUninit was created at:\nslab_post_alloc_hook+0x129/0xa70 mm/slab.h:768\nslab_alloc_node mm/slub.c:3478 [inline]\n__kmem_cache_alloc_node+0x5c9/0x970 mm/slub.c:3517\n__do_kmalloc_node mm/slab_common.c:1006 [inline]\n__kmalloc_node_track_caller+0x118/0x3c0 mm/slab_common.c:1027\nkmalloc_reserve+0x249/0x4a0 net/core/skbuff.c:582\npskb_expand_head+0x226/0x1a00 net/core/skbuff.c:2098\n__pskb_pull_tail+0x13b/0x2310 net/core/skbuff.c:2655\npskb_may_pull_reason include/linux/skbuff.h:2673 [inline]\npskb_may_pull include/linux/skbuff.h:2681 [inline]\nip6_tnl_parse_tlv_enc_lim+0x901/0xbb0 net/ipv6/ip6_tunnel.c:408\nipxip6_tnl_xmit net/ipv6/ip6_tunnel.c:1326 [inline]\nip6_tnl_start_xmit+0xab2/0x1a70 net/ipv6/ip6_tunnel.c:1432\n__netdev_start_xmit include/linux/netdevice.h:4940 [inline]\nnetdev_start_xmit include/linux/netdevice.h:4954 [inline]\nxmit_one net/core/dev.c:3548 [inline]\ndev_hard_start_xmit+0x247/0xa10 net/core/dev.c:3564\n__dev_queue_xmit+0x33b8/0x5130 net/core/dev.c:4349\ndev_queue_xmit include/linux/netdevice.h:3134 [inline]\nneigh_connected_output+0x569/0x660 net/core/neighbour.c:1592\nneigh_output include/net/neighbour.h:542 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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nip6_tunnel: fix NEXTHDR_FRAGMENT handling in ip6_tnl_parse_tlv_enc_lim()\n\nsyzbot pointed out [1] that NEXTHDR_FRAGMENT handling is broken.\n\nReading frag_off can only be done if we pulled enough bytes\nto skb->head. Currently we might access garbage.\n\n[1]\nBUG: KMSAN: uninit-value in ip6_tnl_parse_tlv_enc_lim+0x94f/0xbb0\nip6_tnl_parse_tlv_enc_lim+0x94f/0xbb0\nipxip6_tnl_xmit net/ipv6/ip6_tunnel.c:1326 [inline]\nip6_tnl_start_xmit+0xab2/0x1a70 net/ipv6/ip6_tunnel.c:1432\n__netdev_start_xmit include/linux/netdevice.h:4940 [inline]\nnetdev_start_xmit include/linux/netdevice.h:4954 [inline]\nxmit_one net/core/dev.c:3548 [inline]\ndev_hard_start_xmit+0x247/0xa10 net/core/dev.c:3564\n__dev_queue_xmit+0x33b8/0x5130 net/core/dev.c:4349\ndev_queue_xmit include/linux/netdevice.h:3134 [inline]\nneigh_connected_output+0x569/0x660 net/core/neighbour.c:1592\nneigh_output include/net/neighbour.h:542 [inline]\nip6_finish_output2+0x23a9/0x2b30 net/ipv6/ip6_output.c:137\nip6_finish_output+0x855/0x12b0 net/ipv6/ip6_output.c:222\nNF_HOOK_COND include/linux/netfilter.h:303 [inline]\nip6_output+0x323/0x610 net/ipv6/ip6_output.c:243\ndst_output include/net/dst.h:451 [inline]\nip6_local_out+0xe9/0x140 net/ipv6/output_core.c:155\nip6_send_skb net/ipv6/ip6_output.c:1952 [inline]\nip6_push_pending_frames+0x1f9/0x560 net/ipv6/ip6_output.c:1972\nrawv6_push_pending_frames+0xbe8/0xdf0 net/ipv6/raw.c:582\nrawv6_sendmsg+0x2b66/0x2e70 net/ipv6/raw.c:920\ninet_sendmsg+0x105/0x190 net/ipv4/af_inet.c:847\nsock_sendmsg_nosec net/socket.c:730 [inline]\n__sock_sendmsg net/socket.c:745 [inline]\n____sys_sendmsg+0x9c2/0xd60 net/socket.c:2584\n___sys_sendmsg+0x28d/0x3c0 net/socket.c:2638\n__sys_sendmsg net/socket.c:2667 [inline]\n__do_sys_sendmsg net/socket.c:2676 [inline]\n__se_sys_sendmsg net/socket.c:2674 [inline]\n__x64_sys_sendmsg+0x307/0x490 net/socket.c:2674\ndo_syscall_x64 arch/x86/entry/common.c:52 [inline]\ndo_syscall_64+0x44/0x110 arch/x86/entry/common.c:83\nentry_SYSCALL_64_after_hwframe+0x63/0x6b\n\nUninit was created at:\nslab_post_alloc_hook+0x129/0xa70 mm/slab.h:768\nslab_alloc_node mm/slub.c:3478 [inline]\n__kmem_cache_alloc_node+0x5c9/0x970 mm/slub.c:3517\n__do_kmalloc_node mm/slab_common.c:1006 [inline]\n__kmalloc_node_track_caller+0x118/0x3c0 mm/slab_common.c:1027\nkmalloc_reserve+0x249/0x4a0 net/core/skbuff.c:582\npskb_expand_head+0x226/0x1a00 net/core/skbuff.c:2098\n__pskb_pull_tail+0x13b/0x2310 net/core/skbuff.c:2655\npskb_may_pull_reason include/linux/skbuff.h:2673 [inline]\npskb_may_pull include/linux/skbuff.h:2681 [inline]\nip6_tnl_parse_tlv_enc_lim+0x901/0xbb0 net/ipv6/ip6_tunnel.c:408\nipxip6_tnl_xmit net/ipv6/ip6_tunnel.c:1326 [inline]\nip6_tnl_start_xmit+0xab2/0x1a70 net/ipv6/ip6_tunnel.c:1432\n__netdev_start_xmit include/linux/netdevice.h:4940 [inline]\nnetdev_start_xmit include/linux/netdevice.h:4954 [inline]\nxmit_one net/core/dev.c:3548 [inline]\ndev_hard_start_xmit+0x247/0xa10 net/core/dev.c:3564\n__dev_queue_xmit+0x33b8/0x5130 net/core/dev.c:4349\ndev_queue_xmit include/linux/netdevice.h:3134 [inline]\nneigh_connected_output+0x569/0x660 net/core/neighbour.c:1592\nneigh_output include/net/neighbour.h:542 [inline]\nip6_finish_output2+0x23a9/0x2b30 net/ipv6/ip6_output.c:137\nip6_finish_output+0x855/0x12b0 net/ipv6/ip6_output.c:222\nNF_HOOK_COND include/linux/netfilter.h:303 [inline]\nip6_output+0x323/0x610 net/ipv6/ip6_output.c:243\ndst_output include/net/dst.h:451 [inline]\nip6_local_out+0xe9/0x140 net/ipv6/output_core.c:155\nip6_send_skb net/ipv6/ip6_output.c:1952 [inline]\nip6_push_pending_frames+0x1f9/0x560 net/ipv6/ip6_output.c:1972\nrawv6_push_pending_frames+0xbe8/0xdf0 net/ipv6/raw.c:582\nrawv6_sendmsg+0x2b66/0x2e70 net/ipv6/raw.c:920\ninet_sendmsg+0x105/0x190 net/ipv4/af_inet.c:847\nsock_sendmsg_nosec net/socket.c:730 [inline]\n__sock_sendmsg net/socket.c:745 [inline]\n____sys_sendmsg+0x9c2/0xd60 net/socket.c:2584\n___sys_sendmsg+0x28d/0x3c0 net/socket.c:2638\n__sys_sendmsg net/socket.c:2667 [inline]\n__do_sys_sendms\n---truncated---"}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: ip6_tunnel: corrige el manejo de NEXTHDR_FRAGMENT en ip6_tnl_parse_tlv_enc_lim() syzbot se\u00f1al\u00f3 [1] que el manejo de NEXTHDR_FRAGMENT no funciona. La lectura de frag_off solo se puede realizar si extraemos suficientes bytes para skb->head. Actualmente podr\u00edamos acceder a basura. [1] ERROR: KMSAN: valor uninit en ip6_tnl_parse_tlv_enc_lim+0x94f/0xbb0 ip6_tnl_parse_tlv_enc_lim+0x94f/0xbb0 ipxip6_tnl_xmit net/ipv6/ip6_tunnel.c:1326 [en l\u00ednea] ip6_tnl_start_xmit+0x ab2/0x1a70 net/ipv6/ip6_tunnel.c:1432 __netdev_start_xmit incluye /linux/netdevice.h:4940 [en l\u00ednea] netdev_start_xmit include/linux/netdevice.h:4954 [en l\u00ednea] xmit_one net/core/dev.c:3548 [en l\u00ednea] dev_hard_start_xmit+0x247/0xa10 net/core/dev.c: 3564 __dev_queue_xmit+0x33b8/0x5130 net/core/dev.c:4349 dev_queue_xmit include/linux/netdevice.h:3134 [en l\u00ednea] neigh_connected_output+0x569/0x660 net/core/neighbour.c:1592 neigh_output include/net/neighbour.h :542 [en l\u00ednea] ip6_finish_output2+0x23a9/0x2b30 net/ipv6/ip6_output.c:137 ip6_finish_output+0x855/0x12b0 net/ipv6/ip6_output.c:222 NF_HOOK_COND include/linux/netfilter.h:303 [en l\u00ednea] ip6_output+0x3 23/ 0x610 net/ipv6/ip6_output.c:243 dst_output include/net/dst.h:451 [en l\u00ednea] ip6_local_out+0xe9/0x140 net/ipv6/output_core.c:155 ip6_send_skb net/ipv6/ip6_output.c:1952 [en l\u00ednea] ip6_push_pending_frames+0x1f9/0x560 net/ipv6/ip6_output.c:1972 rawv6_push_pending_frames+0xbe8/0xdf0 net/ipv6/raw.c:582 rawv6_sendmsg+0x2b66/0x2e70 net/ipv6/raw.c:920 inet_sendmsg+0 x105/0x190 neto/ipv4 /af_inet.c:847 sock_sendmsg_nosec net/socket.c:730 [en l\u00ednea] __sock_sendmsg net/socket.c:745 [en l\u00ednea] ____sys_sendmsg+0x9c2/0xd60 net/socket.c:2584 ___sys_sendmsg+0x28d/0x3c0 net/socket.c :2638 __sys_sendmsg net/socket.c:2667 [en l\u00ednea] __do_sys_sendmsg net/socket.c:2676 [en l\u00ednea] __se_sys_sendmsg net/socket.c:2674 [en l\u00ednea] __x64_sys_sendmsg+0x307/0x490 net/socket.c:267 4 do_syscall_x64 arco/ x86/entry/common.c:52 [en l\u00ednea] do_syscall_64+0x44/0x110 arch/x86/entry/common.c:83 Entry_SYSCALL_64_after_hwframe+0x63/0x6b Uninit se cre\u00f3 en: slab_post_alloc_hook+0x129/0xa70 mm/slab.h:768 slab_alloc_node mm/slub.c:3478 [en l\u00ednea] __kmem_cache_alloc_node+0x5c9/0x970 mm/slub.c:3517 __do_kmalloc_node mm/slab_common.c:1006 [en l\u00ednea] __kmalloc_node_track_caller+0x118/0x3c0 mm/slab_common.c :1027 kmalloc_reserve+0x249/ 0x4a0 net/core/skbuff.c:582 pskb_expand_head+0x226/0x1a00 net/core/skbuff.c:2098 __pskb_pull_tail+0x13b/0x2310 net/core/skbuff.c:2655 pskb_may_pull_reason include/linux/skbuff.h:2673 [en l\u00ednea ] pskb_may_pull include/linux/skbuff.h:2681 [en l\u00ednea] ip6_tnl_parse_tlv_enc_lim+0x901/0xbb0 net/ipv6/ip6_tunnel.c:408 ipxip6_tnl_xmit net/ipv6/ip6_tunnel.c:1326 [en l\u00ednea] ip6_tnl_start_xmit+0xab 2/0x1a70 neto/ipv6/ ip6_tunnel.c:1432 __netdev_start_xmit include/linux/netdevice.h:4940 [en l\u00ednea] netdev_start_xmit include/linux/netdevice.h:4954 [en l\u00ednea] xmit_one net/core/dev.c:3548 [en l\u00ednea] dev_hard_start_xmit+0x247/0xa10 net /core/dev.c:3564 __dev_queue_xmit+0x33b8/0x5130 net/core/dev.c:4349 dev_queue_xmit include/linux/netdevice.h:3134 [en l\u00ednea] neigh_connected_output+0x569/0x660 net/core/neighbour.c:1592 neigh_output include/net/neighbour.h:542 [en l\u00ednea] ip6_finish_output2+0x23a9/0x2b30 net/ipv6/ip6_output.c:137 ip6_finish_output+0x855/0x12b0 net/ipv6/ip6_output.c:222 NF_HOOK_COND include/linux/netfilter.h:303 [en l\u00ednea] ip6_output+0x323/0x610 net/ipv6/ip6_output.c:243 dst_output include/net/dst.h:451 [en l\u00ednea] ip6_local_out+0xe9/0x140 net/ipv6/output_core.c:155 ip6_send_skb net/ipv6/ip6_output .c:1952 [en l\u00ednea] ip6_push_pending_frames+0x1f9/0x560 net/ipv6/ip6_output.c:1972 rawv6_push_pending_frames+0xbe8/0xdf0 net/ipv6/raw.c:582 rawv6_sendmsg+0x2b66/0x2e70 net/ipv6/raw.c:9 20 inet_sendmsg +0x105/0x190 net/ipv4/af_inet.c:847 sock_sendmsg_nosec net/socket.c:730 [en l\u00ednea] __sock_sendmsg net/socket.c:745 [en l\u00ednea]---truncado---"}], "id": "CVE-2024-26633", "lastModified": "2026-06-17T07:17:56.487", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2024-26633", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-03-18T19:01:45.822242Z", "version": "2.0.3"}}]}, "published": "2024-03-18T11:15:09.867", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/135414f300c5db995e2a2f3bf0f455de9d014aee"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/3f15ba3dc14e6ee002ea01b4faddc3d49200377c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4329426cf6b8e22b798db2331c7ef1dd2a9c748d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/62a1fedeb14c7ac0947ef33fadbabd35ed2400a2"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/687c5d52fe53e602e76826dbd4d7af412747e183"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ba8d904c274268b18ef3dc11d3ca7b24a96cb087"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d375b98e0248980681e5e56b712026174d617198"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/da23bd709b46168f7dfc36055801011222b076cd"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/135414f300c5db995e2a2f3bf0f455de9d014aee"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/3f15ba3dc14e6ee002ea01b4faddc3d49200377c"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4329426cf6b8e22b798db2331c7ef1dd2a9c748d"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/62a1fedeb14c7ac0947ef33fadbabd35ed2400a2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/687c5d52fe53e602e76826dbd4d7af412747e183"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ba8d904c274268b18ef3dc11d3ca7b24a96cb087"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d375b98e0248980681e5e56b712026174d617198"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/da23bd709b46168f7dfc36055801011222b076cd"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.netapp.com/advisory/ntap-20241220-0001/"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:2394", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-427.13.1.el9_4", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-04-30T00:00:00Z"}, {"advisory": "RHSA-2024:2394", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-427.13.1.el9_4", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-04-30T00:00:00Z"}], "bugzilla": {"description": "kernel: ip6_tunnel: fix NEXTHDR_FRAGMENT handling in ip6_tnl_parse_tlv_enc_lim()", "id": "2270118", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2270118"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-20", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nip6_tunnel: fix NEXTHDR_FRAGMENT handling in ip6_tnl_parse_tlv_enc_lim()\nsyzbot pointed out [1] that NEXTHDR_FRAGMENT handling is broken.\nReading frag_off can only be done if we pulled enough bytes\nto skb->head. Currently we might access garbage.\n[1]\nBUG: KMSAN: uninit-value in ip6_tnl_parse_tlv_enc_lim+0x94f/0xbb0\nip6_tnl_parse_tlv_enc_lim+0x94f/0xbb0\nipxip6_tnl_xmit net/ipv6/ip6_tunnel.c:1326 [inline]\nip6_tnl_start_xmit+0xab2/0x1a70 net/ipv6/ip6_tunnel.c:1432\n__netdev_start_xmit include/linux/netdevice.h:4940 [inline]\nnetdev_start_xmit include/linux/netdevice.h:4954 [inline]\nxmit_one net/core/dev.c:3548 [inline]\ndev_hard_start_xmit+0x247/0xa10 net/core/dev.c:3564\n__dev_queue_xmit+0x33b8/0x5130 net/core/dev.c:4349\ndev_queue_xmit include/linux/netdevice.h:3134 [inline]\nneigh_connected_output+0x569/0x660 net/core/neighbour.c:1592\nneigh_output include/net/neighbour.h:542 [inline]\nip6_finish_output2+0x23a9/0x2b30 net/ipv6/ip6_output.c:137\nip6_finish_output+0x855/0x12b0 net/ipv6/ip6_output.c:222\nNF_HOOK_COND include/linux/netfilter.h:303 [inline]\nip6_output+0x323/0x610 net/ipv6/ip6_output.c:243\ndst_output include/net/dst.h:451 [inline]\nip6_local_out+0xe9/0x140 net/ipv6/output_core.c:155\nip6_send_skb net/ipv6/ip6_output.c:1952 [inline]\nip6_push_pending_frames+0x1f9/0x560 net/ipv6/ip6_output.c:1972\nrawv6_push_pending_frames+0xbe8/0xdf0 net/ipv6/raw.c:582\nrawv6_sendmsg+0x2b66/0x2e70 net/ipv6/raw.c:920\ninet_sendmsg+0x105/0x190 net/ipv4/af_inet.c:847\nsock_sendmsg_nosec net/socket.c:730 [inline]\n__sock_sendmsg net/socket.c:745 [inline]\n____sys_sendmsg+0x9c2/0xd60 net/socket.c:2584\n___sys_sendmsg+0x28d/0x3c0 net/socket.c:2638\n__sys_sendmsg net/socket.c:2667 [inline]\n__do_sys_sendmsg net/socket.c:2676 [inline]\n__se_sys_sendmsg net/socket.c:2674 [inline]\n__x64_sys_sendmsg+0x307/0x490 net/socket.c:2674\ndo_syscall_x64 arch/x86/entry/common.c:52 [inline]\ndo_syscall_64+0x44/0x110 arch/x86/entry/common.c:83\nentry_SYSCALL_64_after_hwframe+0x63/0x6b\nUninit was created at:\nslab_post_alloc_hook+0x129/0xa70 mm/slab.h:768\nslab_alloc_node mm/slub.c:3478 [inline]\n__kmem_cache_alloc_node+0x5c9/0x970 mm/slub.c:3517\n__do_kmalloc_node mm/slab_common.c:1006 [inline]\n__kmalloc_node_track_caller+0x118/0x3c0 mm/slab_common.c:1027\nkmalloc_reserve+0x249/0x4a0 net/core/skbuff.c:582\npskb_expand_head+0x226/0x1a00 net/core/skbuff.c:2098\n__pskb_pull_tail+0x13b/0x2310 net/core/skbuff.c:2655\npskb_may_pull_reason include/linux/skbuff.h:2673 [inline]\npskb_may_pull include/linux/skbuff.h:2681 [inline]\nip6_tnl_parse_tlv_enc_lim+0x901/0xbb0 net/ipv6/ip6_tunnel.c:408\nipxip6_tnl_xmit net/ipv6/ip6_tunnel.c:1326 [inline]\nip6_tnl_start_xmit+0xab2/0x1a70 net/ipv6/ip6_tunnel.c:1432\n__netdev_start_xmit include/linux/netdevice.h:4940 [inline]\nnetdev_start_xmit include/linux/netdevice.h:4954 [inline]\nxmit_one net/core/dev.c:3548 [inline]\ndev_hard_start_xmit+0x247/0xa10 net/core/dev.c:3564\n__dev_queue_xmit+0x33b8/0x5130 net/core/dev.c:4349\ndev_queue_xmit include/linux/netdevice.h:3134 [inline]\nneigh_connected_output+0x569/0x660 net/core/neighbour.c:1592\nneigh_output include/net/neighbour.h:542 [inline]\nip6_finish_output2+0x23a9/0x2b30 net/ipv6/ip6_output.c:137\nip6_finish_output+0x855/0x12b0 net/ipv6/ip6_output.c:222\nNF_HOOK_COND include/linux/netfilter.h:303 [inline]\nip6_output+0x323/0x610 net/ipv6/ip6_output.c:243\ndst_output include/net/dst.h:451 [inline]\nip6_local_out+0xe9/0x140 net/ipv6/output_core.c:155\nip6_send_skb net/ipv6/ip6_output.c:1952 [inline]\nip6_push_pending_frames+0x1f9/0x560 net/ipv6/ip6_output.c:1972\nrawv6_push_pending_frames+0xbe8/0xdf0 net/ipv6/raw.c:582\nrawv6_sendmsg+0x2b66/0x2e70 net/ipv6/raw.c:920\ninet_sendmsg+0x105/0x190 net/ipv4/af_inet.c:847\nsock_sendmsg_nosec net/socket.c:730 [inline]\n__sock_sendmsg net/socket.c:745 [inline]\n____sys_sendmsg+0x9c2/0xd60 net/socket.c:2584\n___sys_sendmsg+0x28d/0x3c0 net/socket.c:2638\n__sys_sendmsg net/socket.c:2667 [inline]\n__do_sys_sendms\n---truncated---"], "name": "CVE-2024-26633", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-03-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-26633\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-26633\nhttps://lore.kernel.org/linux-cve-announce/20240318100758.2828621-16-lee@kernel.org/T"], "threat_severity": "Low"}

{}