CVE-2026-43370
Description
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix use-after-free race in VM acquire Replace non-atomic vm->process_info assignment with cmpxchg() to prevent race when parent/child processes sharing a drm_file both try to acquire the same VM after fork(). (cherry picked from commit c7c573275ec20db05be769288a3e3bb2250ec618)
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 6.1.170-1 |
| debian | bullseye | fixed | 5.10.257-1 |
| debian | forky | fixed | 6.19.10-1 |
| debian | sid | fixed | 6.19.10-1 |
| debian | trixie | fixed | 6.12.85-1 |
| linux-kernel | affected | 5.10.253 | |
| linux-kernel | 7.0 | affected | |
References
- https://git.kernel.org/stable/c/2c1030f2e84885cc58bffef6af67d5b9d2e7098f
- https://git.kernel.org/stable/c/46d309996bd9251792d7dafdbaf615cf202b4447
- https://git.kernel.org/stable/c/7885eb335d8f9e9942925d57e300a85e3f82ded4
- https://git.kernel.org/stable/c/904025fa8bba1d028adade33346372b4ac1a9249
- https://git.kernel.org/stable/c/94b7782d0c8024f5b88454241c8d4777076c3786
- https://git.kernel.org/stable/c/ae87aea330c24f462fc7058ed543ba8bc6798447
- https://git.kernel.org/stable/c/c658c1c85ec235b7ecfbf8dbfee385b1332088f4
- https://git.kernel.org/stable/c/e61e355cbe49e585097eee28c15b862bfb1c0668
- https://www.suse.com/security/cve/CVE-2026-43370.html
- https://security-tracker.debian.org/tracker/CVE-2026-43370
CWEs
CWE-416
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.