CVE-2026-46197
Not scored
drm/amdkfd: validate SVM ioctl nattr against buffer size
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)
Exploit probability
0.1%
Published
May 28, 2026
Required by
Not available
Last source change
July 18, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2026-46197
View original source
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)
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/045e0ff208f0838a246c10204105126611b267a1
- https://git.kernel.org/stable/c/6abd3a4417cb73a7d0db7e25bf11fae1074bdba3
- https://git.kernel.org/stable/c/91c6dc5a41695d02dfc6299f106ac38a6c493e52
- https://git.kernel.org/stable/c/ccd060b5c7cc75ae7e211c250b97c5b6272e7efc
- https://git.kernel.org/stable/c/daa8bc5f83814b55b71d2b5b3a090d57a5219c21
- https://git.kernel.org/stable/c/db9530a9873a7c85d2266a922589ebcf427fa631
- https://git.kernel.org/stable/c/fb07a0c9c8419164812e07274947f11b1d92dd61
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46197.json
- https://nvd.nist.gov/vuln/detail/CVE-2026-46197