CVE-2026-90106

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-90106", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-11T19:38:34.787Z", "datePublished": "2026-09-17T16:06:15.470Z", "dateUpdated": "2026-10-30T12:34:10.967Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-30T12:34:10.967Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: bridge: arp/nd proxy: fix reading neigh ha\n\nCurrently neigh ha address is read directly, but that can result in\ntorn/partial reads if the neigh is being updated. Use neigh_ha_snapshot\nto take a stable snapshot of the address."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/bridge/br_arp_nd_proxy.c"], "versions": [{"version": "057658cb33fbf4d4309f01fe8845903b1cd07fad", "lessThan": "2365b25b4add42bb5f652920b45bc9ad0e35cbc7", "status": "affected", "versionType": "git"}, {"version": "057658cb33fbf4d4309f01fe8845903b1cd07fad", "lessThan": "490c72868443ff90f47f4ccbaaff1eaf8fed46ab", "status": "affected", "versionType": "git"}, {"version": "057658cb33fbf4d4309f01fe8845903b1cd07fad", "lessThan": "a178bcb01051688fb085ffb72cc4b13b5df0fc0f", "status": "affected", "versionType": "git"}, {"version": "057658cb33fbf4d4309f01fe8845903b1cd07fad", "lessThan": "884cbf15ccd3980bcc9583073045f91798a86d4e", "status": "affected", "versionType": "git"}, {"version": "057658cb33fbf4d4309f01fe8845903b1cd07fad", "lessThan": "291c9e137b7c74e8a512cded4845352da4c4adda", "status": "affected", "versionType": "git"}, {"version": "057658cb33fbf4d4309f01fe8845903b1cd07fad", "lessThan": "57549ab9079122991dfa0f8248ca00e101e8e69b", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/bridge/br_arp_nd_proxy.c"], "versions": [{"version": "4.15", "status": "affected"}, {"version": "0", "lessThan": "4.15", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.191", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.160", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.114", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.57", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2.6", "lessThanOrEqual": "7.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.3", "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": "4.15", "versionEndExcluding": "6.1.191"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.15", "versionEndExcluding": "6.6.160"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.15", "versionEndExcluding": "6.12.114"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.15", "versionEndExcluding": "6.18.57"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.15", "versionEndExcluding": "7.2.6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.15", "versionEndExcluding": "7.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/2365b25b4add42bb5f652920b45bc9ad0e35cbc7"}, {"url": "https://git.kernel.org/stable/c/490c72868443ff90f47f4ccbaaff1eaf8fed46ab"}, {"url": "https://git.kernel.org/stable/c/a178bcb01051688fb085ffb72cc4b13b5df0fc0f"}, {"url": "https://git.kernel.org/stable/c/884cbf15ccd3980bcc9583073045f91798a86d4e"}, {"url": "https://git.kernel.org/stable/c/291c9e137b7c74e8a512cded4845352da4c4adda"}, {"url": "https://git.kernel.org/stable/c/57549ab9079122991dfa0f8248ca00e101e8e69b"}], "title": "net: bridge: arp/nd proxy: fix reading neigh ha", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["net/bridge/br_arp_nd_proxy.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "2365b25b4add42bb5f652920b45bc9ad0e35cbc7", "status": "affected", "version": "057658cb33fbf4d4309f01fe8845903b1cd07fad", "versionType": "git"}, {"lessThan": "490c72868443ff90f47f4ccbaaff1eaf8fed46ab", "status": "affected", "version": "057658cb33fbf4d4309f01fe8845903b1cd07fad", "versionType": "git"}, {"lessThan": "a178bcb01051688fb085ffb72cc4b13b5df0fc0f", "status": "affected", "version": "057658cb33fbf4d4309f01fe8845903b1cd07fad", "versionType": "git"}, {"lessThan": "884cbf15ccd3980bcc9583073045f91798a86d4e", "status": "affected", "version": "057658cb33fbf4d4309f01fe8845903b1cd07fad", "versionType": "git"}, {"lessThan": "291c9e137b7c74e8a512cded4845352da4c4adda", "status": "affected", "version": "057658cb33fbf4d4309f01fe8845903b1cd07fad", "versionType": "git"}, {"lessThan": "57549ab9079122991dfa0f8248ca00e101e8e69b", "status": "affected", "version": "057658cb33fbf4d4309f01fe8845903b1cd07fad", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["net/bridge/br_arp_nd_proxy.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "4.15"}, {"lessThan": "4.15", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.191", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.160", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.114", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.57", "versionType": "semver"}, {"lessThanOrEqual": "7.2.*", "status": "unaffected", "version": "7.2.6", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.3", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: bridge: arp/nd proxy: fix reading neigh ha\n\nCurrently neigh ha address is read directly, but that can result in\ntorn/partial reads if the neigh is being updated. Use neigh_ha_snapshot\nto take a stable snapshot of the address."}], "id": "CVE-2026-90106", "lastModified": "2026-10-30T13:20:41.823", "metrics": {}, "published": "2026-09-17T17:17:02.463", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2365b25b4add42bb5f652920b45bc9ad0e35cbc7"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/291c9e137b7c74e8a512cded4845352da4c4adda"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/490c72868443ff90f47f4ccbaaff1eaf8fed46ab"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/57549ab9079122991dfa0f8248ca00e101e8e69b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/884cbf15ccd3980bcc9583073045f91798a86d4e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a178bcb01051688fb085ffb72cc4b13b5df0fc0f"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[057658cb33fbf4d4309f01fe8845903b1cd07fad,291c9e137b7c74e8a512cded4845352da4c4adda)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[057658cb33fbf4d4309f01fe8845903b1cd07fad,57549ab9079122991dfa0f8248ca00e101e8e69b)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "4.15"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,4.15)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.2.6,7.2.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.3-rc1,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-09-18T18:00:11.769987+00:00", "title": "Linux Kernel Partial Read of Neighbor Hardware Address in Bridge ARP/ND Proxy", "updated": "2026-09-20T03:45:12.293741+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"], "weaknesses": ["CWE-362"]}