CVE-2026-31441
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fix memory leak when a wq is reset idxd_wq_disable_cleanup() which is called from the reset path for a workqueue, sets the wq type to NONE, which for other parts of the driver mean that the wq is empty (all its resources were released). Only set the wq type to NONE after its resources are released.
SeverityMedium
CVSS5.5
Exploit probability2. percentile0.1%
Product
Linux Kernel
PublishedApr 22, 2026
First seenApr 22, 2026
Weakness typeCWE-401CWE-401
How to fix
Update
- linux linux_kernel5.8, 6.1.168, 6.6.131, 6.12.80, 6.18.21, 6.19.11 or later
Patches
- git.kernel.org/stable/c/0c3d3ac57e3c52b570b8c695903306bff07e04c8
- git.kernel.org/stable/c/39c1504e0e76bcfb93991fd94288a83e05d13b51
- git.kernel.org/stable/c/54d77cc0c40ca2f894859dc7b3c52997574f1a2a
- git.kernel.org/stable/c/a16098a2f0c11ee5e04e23aa7478ca1fcfb0f658
- git.kernel.org/stable/c/a9e7815d38629bcf59d3005001f1f315424a58de
- git.kernel.org/stable/c/d9cfb5193a047a92a4d3c0e91ea4cc87c8f7c478
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.7.10 ≤ v < 5.8, 5.8.1 ≤ v < 6.1.168, 6.2 ≤ v < 6.6.131, 6.7 ≤ v < 6.12.80, 6.13 ≤ v < 6.18.21, 6.19 ≤ v < 6.19.11, 5.8, 7.0 | 5.8, 6.1.168, 6.6.131, 6.12.80, 6.18.21, 6.19.11 |
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