CVE-2026-31462
Published: April 22, 2026· Updated: Apr 23, 2026
Official Description
In the Linux kernel, the following vulnerability has been resolved:
drm/amdgpu: prevent immediate PASID reuse case
PASID resue could cause interrupt issue when process
immediately runs into hw state left by previous
process exited with the same PASID, it's possible that
page faults are still pending in the IH ring buffer when
the process exits and frees up its PASID. To prevent the
case, it uses idr cyclic allocator same as kernel pid's.
(cherry picked from commit 8f1de51f49be692de137c8525106e0fce2d1912d)
Technical Analysis
CVE-2026-31462 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
Affected Vendors & Products
Exploit & PoC Resources
All References (4)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-31462 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts