{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-46197", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-13T15:03:33.104Z", "datePublished": "2026-05-28T09:40:13.722Z", "dateUpdated": "2026-05-30T10:48:57.646Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-30T10:48:57.646Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdkfd: validate SVM ioctl nattr against buffer size\n\nValidate nattr field against the buffer size, preventing\nout-of-bounds buffer access via user-controlled attribute count.\n\n(cherry picked from commit 5eca8bfdfa456c3304ca77523718fe24254c172f)"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH"}}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/gpu/drm/amd/amdkfd/kfd_chardev.c", "drivers/gpu/drm/amd/amdkfd/kfd_priv.h"], "versions": [{"version": "42de677f79999791bee4e21be318c32d90ab62c6", "lessThan": "91c6dc5a41695d02dfc6299f106ac38a6c493e52", "status": "affected", "versionType": "git"}, {"version": "42de677f79999791bee4e21be318c32d90ab62c6", "lessThan": "ccd060b5c7cc75ae7e211c250b97c5b6272e7efc", "status": "affected", "versionType": "git"}, {"version": "42de677f79999791bee4e21be318c32d90ab62c6", "lessThan": "db9530a9873a7c85d2266a922589ebcf427fa631", "status": "affected", "versionType": "git"}, {"version": "42de677f79999791bee4e21be318c32d90ab62c6", "lessThan": "6abd3a4417cb73a7d0db7e25bf11fae1074bdba3", "status": "affected", "versionType": "git"}, {"version": "42de677f79999791bee4e21be318c32d90ab62c6", "lessThan": "045e0ff208f0838a246c10204105126611b267a1", "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/gpu/drm/amd/amdkfd/kfd_chardev.c", "drivers/gpu/drm/amd/amdkfd/kfd_priv.h"], "versions": [{"version": "5.14", "status": "affected"}, {"version": "0", "lessThan": "5.14", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.140", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.90", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.32", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.9", "lessThanOrEqual": "7.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1-rc2", "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": "5.14", "versionEndExcluding": "6.6.140"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "6.12.90"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "6.18.32"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "7.0.9"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "7.1-rc2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/91c6dc5a41695d02dfc6299f106ac38a6c493e52"}, {"url": "https://git.kernel.org/stable/c/ccd060b5c7cc75ae7e211c250b97c5b6272e7efc"}, {"url": "https://git.kernel.org/stable/c/db9530a9873a7c85d2266a922589ebcf427fa631"}, {"url": "https://git.kernel.org/stable/c/6abd3a4417cb73a7d0db7e25bf11fae1074bdba3"}, {"url": "https://git.kernel.org/stable/c/045e0ff208f0838a246c10204105126611b267a1"}], "title": "drm/amdkfd: validate SVM ioctl nattr against buffer size", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdkfd: validate SVM ioctl nattr against buffer size\n\nValidate nattr field against the buffer size, preventing\nout-of-bounds buffer access via user-controlled attribute count.\n\n(cherry picked from commit 5eca8bfdfa456c3304ca77523718fe24254c172f)"}], "id": "CVE-2026-46197", "lastModified": "2026-05-30T11:17:25.943", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "type": "Secondary"}]}, "published": "2026-05-28T10:16:35.360", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/045e0ff208f0838a246c10204105126611b267a1"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6abd3a4417cb73a7d0db7e25bf11fae1074bdba3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/91c6dc5a41695d02dfc6299f106ac38a6c493e52"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/ccd060b5c7cc75ae7e211c250b97c5b6272e7efc"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/db9530a9873a7c85d2266a922589ebcf427fa631"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: drm/amdkfd: validate SVM ioctl nattr against buffer size", "id": "2482559", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2482559"}, "csaw": false, "cwe": "CWE-1284", "details": ["A flaw was found in the Linux kernel. A local attacker could exploit an out-of-bounds buffer access vulnerability in the AMDGPU kernel driver by providing a specially crafted attribute count during SVM ioctl operations. This improper validation could allow the attacker to cause a system crash, leading to a denial of service (DoS)."], "name": "CVE-2026-46197", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-05-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-46197\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-46197\nhttps://lore.kernel.org/linux-cve-announce/2026052831-CVE-2026-46197-2b7a@gregkh/T"]}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,91c6dc5a41695d02dfc6299f106ac38a6c493e52)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,ccd060b5c7cc75ae7e211c250b97c5b6272e7efc)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,db9530a9873a7c85d2266a922589ebcf427fa631)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,6abd3a4417cb73a7d0db7e25bf11fae1074bdba3)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,045e0ff208f0838a246c10204105126611b267a1)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,6.6.140)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,6.12.90)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,6.18.32)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,7.0.9)"}}], "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": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.140,6.7.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.90,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.32,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.0.9,7.1.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.1-rc2,*]"}}], "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": "2026-05-28T13:15:22.417132+00:00", "updated": "2026-05-29T04:45:36.022221+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}