CVE-2024-53082

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This matches the AV:L used for the analogous device-supplied-config OOB in CVE-2024-53092.\nAC:L - The device simply advertises rss_max_key_size > 40 and the overflow is deterministic on every probe \u2014 no race, no timing window, and the attacker picks the exact overflow length and (via ethtool set_rxfh) the exact bytes written past the array.\nPR:N - The out-of-bounds write and the BUG_ON panic occur automatically inside virtnet_probe()/virtnet_init_default_rss() during driver binding, and virtnet_commit_rss_command() DMAs the out-of-bounds key bytes back to the device on link-up, all with no guest account or credentials required.\nUI:N - Device probe, hotplug, and interface bring-up are driven automatically by the driver core and normal network configuration; no victim action is needed.\nS:U - The out-of-bounds read and write are confined to the guest kernel's own heap and security authority, with no IOMMU, hypervisor, or sandbox boundary crossed by the impact itself.\nC:H - virtnet_get_rxfh() memcpy's vi->rss_key_size bytes from the 40-byte key array to userspace and virtnet_commit_rss_command() hands the same over-long buffer to the device, leaking adjacent virtnet_info heap contents including the indirection_table kernel pointer; once that pointer is overwritten via set_rxfh, get_rxfh reads back arbitrary kernel addresses.\nI:H - netdev_rss_key_fill() writes past key[] at probe and virtnet_set_rxfh()'s memcpy(vi->rss.key, rxfh->key, vi->rss_key_size) writes attacker-chosen bytes over the adjacent indirection_table pointer, after which vi->rss.indirection_table[i] = rxfh->indir[i] is an arbitrary kernel write suitable for control-flow hijacking; on 6.1/6.6 key[] is the last struct member so the overflow lands directly on subsequent virtnet_info fields.\nA:H - netdev_rss_key_fill() contains BUG_ON(len > 52), so any device advertising rss_max_key_size of 53\u2013255 panics the guest kernel outright during probe, and the corrupted indirection_table pointer additionally trips sg_set_buf()'s virt_addr_valid BUG_ON and wild dereferences."}]}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/virtio_net.c"], "versions": [{"version": "c7114b1249fa3b5f3a434606ba4cc89c4a27d618", "lessThan": "f3401e3c8d339ddb6ccb2e3d11ad634b7846a806", "status": "affected", "versionType": "git"}, {"version": "c7114b1249fa3b5f3a434606ba4cc89c4a27d618", "lessThan": "af0aa8aecbe8985079232902894cc4cb62795691", "status": "affected", "versionType": "git"}, {"version": "c7114b1249fa3b5f3a434606ba4cc89c4a27d618", "lessThan": "6a18a783b1fa590ad1ed785907263e4b86adcfe2", "status": "affected", "versionType": "git"}, {"version": "c7114b1249fa3b5f3a434606ba4cc89c4a27d618", "lessThan": "3f7d9c1964fcd16d02a8a9d4fd6f6cb60c4cc530", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/virtio_net.c"], "versions": [{"version": "5.18", "status": "affected"}, {"version": "0", "lessThan": "5.18", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.117", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.61", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.11.8", "lessThanOrEqual": "6.11.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12", "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": "5.18", "versionEndExcluding": "6.1.117"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.18", "versionEndExcluding": "6.6.61"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.18", "versionEndExcluding": "6.11.8"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.18", "versionEndExcluding": "6.12"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/f3401e3c8d339ddb6ccb2e3d11ad634b7846a806"}, {"url": "https://git.kernel.org/stable/c/af0aa8aecbe8985079232902894cc4cb62795691"}, {"url": "https://git.kernel.org/stable/c/6a18a783b1fa590ad1ed785907263e4b86adcfe2"}, {"url": "https://git.kernel.org/stable/c/3f7d9c1964fcd16d02a8a9d4fd6f6cb60c4cc530"}], "title": "virtio_net: Add hash_key_length check", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2024-53082", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2025-10-01T20:11:57.489221Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-125", "description": "CWE-125 Out-of-bounds Read"}]}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-10-01T20:17:14.747Z"}}, {"title": "CVE Program Container", "references": [{"url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T22:29:05.254Z"}}]}}

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This matches the AV:L used for the analogous device-supplied-config OOB in CVE-2024-53092.\nAC:L - The device simply advertises rss_max_key_size > 40 and the overflow is deterministic on every probe \u2014 no race, no timing window, and the attacker picks the exact overflow length and (via ethtool set_rxfh) the exact bytes written past the array.\nPR:N - The out-of-bounds write and the BUG_ON panic occur automatically inside virtnet_probe()/virtnet_init_default_rss() during driver binding, and virtnet_commit_rss_command() DMAs the out-of-bounds key bytes back to the device on link-up, all with no guest account or credentials required.\nUI:N - Device probe, hotplug, and interface bring-up are driven automatically by the driver core and normal network configuration; no victim action is needed.\nS:U - The out-of-bounds read and write are confined to the guest kernel's own heap and security authority, with no IOMMU, hypervisor, or sandbox boundary crossed by the impact itself.\nC:H - virtnet_get_rxfh() memcpy's vi->rss_key_size bytes from the 40-byte key array to userspace and virtnet_commit_rss_command() hands the same over-long buffer to the device, leaking adjacent virtnet_info heap contents including the indirection_table kernel pointer; once that pointer is overwritten via set_rxfh, get_rxfh reads back arbitrary kernel addresses.\nI:H - netdev_rss_key_fill() writes past key[] at probe and virtnet_set_rxfh()'s memcpy(vi->rss.key, rxfh->key, vi->rss_key_size) writes attacker-chosen bytes over the adjacent indirection_table pointer, after which vi->rss.indirection_table[i] = rxfh->indir[i] is an arbitrary kernel write suitable for control-flow hijacking; on 6.1/6.6 key[] is the last struct member so the overflow lands directly on subsequent virtnet_info fields.\nA:H - netdev_rss_key_fill() contains BUG_ON(len > 52), so any device advertising rss_max_key_size of 53\u2013255 panics the guest kernel outright during probe, and the corrupted indirection_table pointer additionally trips sg_set_buf()'s virt_addr_valid BUG_ON and wild dereferences."}]}], "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "c7114b1249fa3b5f3a434606ba4cc89c4a27d618", "lessThan": "f3401e3c8d339ddb6ccb2e3d11ad634b7846a806", "versionType": "git"}, {"status": "affected", "version": "c7114b1249fa3b5f3a434606ba4cc89c4a27d618", "lessThan": "af0aa8aecbe8985079232902894cc4cb62795691", "versionType": "git"}, {"status": "affected", "version": "c7114b1249fa3b5f3a434606ba4cc89c4a27d618", "lessThan": "6a18a783b1fa590ad1ed785907263e4b86adcfe2", "versionType": "git"}, {"status": "affected", "version": "c7114b1249fa3b5f3a434606ba4cc89c4a27d618", "lessThan": "3f7d9c1964fcd16d02a8a9d4fd6f6cb60c4cc530", "versionType": "git"}], "programFiles": ["drivers/net/virtio_net.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "5.18"}, {"status": "unaffected", "version": "0", "lessThan": "5.18", "versionType": "semver"}, {"status": "unaffected", "version": "6.1.117", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.6.61", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.11.8", "versionType": "semver", "lessThanOrEqual": "6.11.*"}, {"status": "unaffected", "version": "6.12", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/net/virtio_net.c"], "defaultStatus": "affected"}], "references": [{"url": "https://git.kernel.org/stable/c/f3401e3c8d339ddb6ccb2e3d11ad634b7846a806"}, {"url": "https://git.kernel.org/stable/c/af0aa8aecbe8985079232902894cc4cb62795691"}, {"url": "https://git.kernel.org/stable/c/6a18a783b1fa590ad1ed785907263e4b86adcfe2"}, {"url": "https://git.kernel.org/stable/c/3f7d9c1964fcd16d02a8a9d4fd6f6cb60c4cc530"}], "x_generator": {"engine": "bippy-1.2.0"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nvirtio_net: Add hash_key_length check\n\nAdd hash_key_length check in virtnet_probe() to avoid possible out of\nbound errors when setting/reading the hash key."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.1.117", "versionStartIncluding": "5.18"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.6.61", "versionStartIncluding": "5.18"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.11.8", "versionStartIncluding": "5.18"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.12", "versionStartIncluding": "5.18"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-05T11:43:31.556Z"}}}, "cveMetadata": {"cveId": "CVE-2024-53082", "state": "PUBLISHED", "dateUpdated": "2026-08-05T11:43:31.556Z", "dateReserved": "2024-11-19T17:17:24.979Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-11-19T17:45:12.233Z", "assignerShortName": "Linux"}, "dataVersion": "5.2"}

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{"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.5, "impactScore": 5.9, "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", 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["Patch"], "url": "https://git.kernel.org/stable/c/6a18a783b1fa590ad1ed785907263e4b86adcfe2"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/af0aa8aecbe8985079232902894cc4cb62795691"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f3401e3c8d339ddb6ccb2e3d11ad634b7846a806"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-125"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2025:6966", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-570.12.1.el9_6", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-05-13T00:00:00Z"}, {"advisory": "RHSA-2025:6966", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-570.12.1.el9_6", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-05-13T00:00:00Z"}], "bugzilla": {"description": "kernel: virtio_net: Add hash_key_length check", "id": "2327338", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2327338"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.1", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "status": "verified"}, "cwe": "CWE-125", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nvirtio_net: Add hash_key_length check\nAdd hash_key_length check in virtnet_probe() to avoid possible out of\nbound errors when setting/reading the hash key."], "name": "CVE-2024-53082", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "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": "2024-11-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-53082\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-53082\nhttps://lore.kernel.org/linux-cve-announce/2024111904-CVE-2024-53082-30c0@gregkh/T"], "threat_severity": "Moderate"}

{}