CVE-2026-46197

Summary

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)

Affected Software

VendorProductVersion RangeStatus
LinuxLinux42de677f79999791bee4e21be318c32d90ab62c6 < daa8bc5f83814b55b71d2b5b3a090d57a5219c21affected
LinuxLinux42de677f79999791bee4e21be318c32d90ab62c6 < fb07a0c9c8419164812e07274947f11b1d92dd61affected
LinuxLinux42de677f79999791bee4e21be318c32d90ab62c6 < 91c6dc5a41695d02dfc6299f106ac38a6c493e52affected
LinuxLinux42de677f79999791bee4e21be318c32d90ab62c6 < ccd060b5c7cc75ae7e211c250b97c5b6272e7efcaffected
LinuxLinux42de677f79999791bee4e21be318c32d90ab62c6 < db9530a9873a7c85d2266a922589ebcf427fa631affected
LinuxLinux42de677f79999791bee4e21be318c32d90ab62c6 < 6abd3a4417cb73a7d0db7e25bf11fae1074bdba3affected
LinuxLinux42de677f79999791bee4e21be318c32d90ab62c6 < 045e0ff208f0838a246c10204105126611b267a1affected
LinuxLinux5.14affected
LinuxLinux0 < 5.14unaffected
LinuxLinux5.15.209 <= 5.15.*unaffected
LinuxLinux6.1.175 <= 6.1.*unaffected
LinuxLinux6.6.140 <= 6.6.*unaffected
LinuxLinux6.12.90 <= 6.12.*unaffected
LinuxLinux6.18.32 <= 6.18.*unaffected
LinuxLinux7.0.9 <= 7.0.*unaffected
LinuxLinux7.1 <= *unaffected

Weaknesses

References