{"id":"CVE-2026-46197","summary":"drm/amdkfd: validate SVM ioctl nattr against buffer size","details":"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)","modified":"2026-07-09T10:14:51.532937132Z","published":"2026-05-28T09:40:13.722Z","related":["SUSE-SU-2026:22433-1","SUSE-SU-2026:22436-1","SUSE-SU-2026:22458-1","SUSE-SU-2026:22460-1","SUSE-SU-2026:2631-1","SUSE-SU-2026:2632-1","SUSE-SU-2026:2638-1","SUSE-SU-2026:2799-1","SUSE-SU-2026:2800-1","openSUSE-SU-2026:10954-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46197.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/045e0ff208f0838a246c10204105126611b267a1"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6abd3a4417cb73a7d0db7e25bf11fae1074bdba3"},{"type":"WEB","url":"https://git.kernel.org/stable/c/91c6dc5a41695d02dfc6299f106ac38a6c493e52"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ccd060b5c7cc75ae7e211c250b97c5b6272e7efc"},{"type":"WEB","url":"https://git.kernel.org/stable/c/daa8bc5f83814b55b71d2b5b3a090d57a5219c21"},{"type":"WEB","url":"https://git.kernel.org/stable/c/db9530a9873a7c85d2266a922589ebcf427fa631"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fb07a0c9c8419164812e07274947f11b1d92dd61"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46197.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46197"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"42de677f79999791bee4e21be318c32d90ab62c6"},{"fixed":"daa8bc5f83814b55b71d2b5b3a090d57a5219c21"},{"fixed":"fb07a0c9c8419164812e07274947f11b1d92dd61"},{"fixed":"91c6dc5a41695d02dfc6299f106ac38a6c493e52"},{"fixed":"ccd060b5c7cc75ae7e211c250b97c5b6272e7efc"},{"fixed":"db9530a9873a7c85d2266a922589ebcf427fa631"},{"fixed":"6abd3a4417cb73a7d0db7e25bf11fae1074bdba3"},{"fixed":"045e0ff208f0838a246c10204105126611b267a1"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-46197.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.14.0"},{"fixed":"5.15.209"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.175"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.140"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.90"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.32"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.0.9"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-46197.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}