CVE-2026-46197drm/amdkfd: validate SVM ioctl nattr against buffer size
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: validate SVM ioctl nattr against buffer size Validate nattr field against the buffer size, preventing out-of-bounds buffer access via user-controlled attribute count. (cherry picked from commit 5eca8bfdfa456c3304ca77523718fe24254c172f)
- CVSS
- 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Analyzed
- Record last updated
- Oct 16, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from 42de677f79999791bee4e21be318c32d90ab62c6 before daa8bc5f83814b55b71d2b5b3a090d57a5219c21; from 42de677f79999791bee4e21be318c32d90ab62c6 before fb07a0c9c8419164812e07274947f11b1d92dd61; from 42de677f79999791bee4e21be318c32d90ab62c6 before 91c6dc5a41695d02dfc6299f106ac38a6c493e52; from 42de677f79999791bee4e21be318c32d90ab62c6 before ccd060b5c7cc75ae7e211c250b97c5b6272e7efc; from 42de677f79999791bee4e21be318c32d90ab62c6 before db9530a9873a7c85d2266a922589ebcf427fa631; 42de677f79999791bee4e21be318c32d90ab62c6 builds before 6abd3a4417cb73a7d0db7e25bf11fae1074bdba3; from 42de677f79999791bee4e21be318c32d90ab62c6 before 045e0ff208f0838a246c10204105126611b267a1 | CNA record |
linux linux_kernel linux:linux_kernel | from 5.14 before 5.15.209; from 5.16 before 6.1.175; from 6.2 before 6.6.140; from 6.7 before 6.12.90; from 6.13 before 6.18.32; from 6.19 before 7.0.9; 7.1 | NVD |
References
- https://git.kernel.org/stable/c/daa8bc5f83814b55b71d2b5b3a090d57a5219c21patch
- https://git.kernel.org/stable/c/fb07a0c9c8419164812e07274947f11b1d92dd61patch
- https://git.kernel.org/stable/c/91c6dc5a41695d02dfc6299f106ac38a6c493e52patch
- https://git.kernel.org/stable/c/ccd060b5c7cc75ae7e211c250b97c5b6272e7efcpatch
- https://git.kernel.org/stable/c/db9530a9873a7c85d2266a922589ebcf427fa631patch
- https://git.kernel.org/stable/c/6abd3a4417cb73a7d0db7e25bf11fae1074bdba3patch
- https://git.kernel.org/stable/c/045e0ff208f0838a246c10204105126611b267a1patch
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.