CVE-2026-43064
medium
CVSS v3
5.5
CVSS v4 NEW
—
VIR risk
5.5
Description
In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fix not releasing workqueue on .release() The workqueue associated with an DSA/IAA device is not released when the object is freed.
Predictions
Exploit likelihood
55%
Patch ETA
—
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
Linux kernel Affected 2 releases
| Version | Status | Fixed in |
|---|---|---|
| 7.0 | Affected | — |
| — | Affected | 5.12 |
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 6.12.85-1 |
| sid | Fixed | 6.19.11-1 |
| forky | Fixed | 6.19.11-1 |
| bullseye | Fixed | 0 |
| bookworm | Fixed | 6.1.170-1 |
References
- https://git.kernel.org/stable/c/2bb9e9e93adff9cc8a138ae9a3a8d59b3452272e
- https://git.kernel.org/stable/c/3d33de353b1ff9023d5ec73b9becf80ea87af695
- https://git.kernel.org/stable/c/958e96533ddbd1edd127feb7624a7eed0cc379dc
- https://git.kernel.org/stable/c/d02c24af126dee45247dc7890409c86d1831859d
- https://git.kernel.org/stable/c/fc34f199eb576b3a73089452fdf0056cc9a9301d
- https://git.kernel.org/stable/c/fd4cb61bbd0fc3a749a8da6145cbb56d8f6dba35
- https://www.suse.com/security/cve/CVE-2026-43064.html
- https://security-tracker.debian.org/tracker/CVE-2026-43064
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.