CVE-2026-31441

dmaengine: idxd: Fix memory leak when a wq is reset

State: Published
Severity: Not scored
Published: Apr 22, 2026
Updated: Oct 15, 2026
Reserved: Mar 9, 2026

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.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	da32b28c95a79e399e18c03f8178f41aec9c66e4 to before a16098a2f0c11ee5e04e23aa7478ca1fcfb0f658Affected da32b28c95a79e399e18c03f8178f41aec9c66e4 to before 54d77cc0c40ca2f894859dc7b3c52997574f1a2aAffected da32b28c95a79e399e18c03f8178f41aec9c66e4 to before 39c1504e0e76bcfb93991fd94288a83e05d13b51Affected da32b28c95a79e399e18c03f8178f41aec9c66e4 to before a9e7815d38629bcf59d3005001f1f315424a58deAffected da32b28c95a79e399e18c03f8178f41aec9c66e4 to before 0c3d3ac57e3c52b570b8c695903306bff07e04c8Affected da32b28c95a79e399e18c03f8178f41aec9c66e4 to before d9cfb5193a047a92a4d3c0e91ea4cc87c8f7c478Affected 2a2df2bd10de44c3804661ed15157817c12d6291Affected 5.7.10 to before 5.8Affected
LinuxLinux	5.8Affected before 5.8Not affected 6.1.168 through 6.1.Not affected 6.6.131 through 6.6.Not affected 6.12.80 through 6.12.Not affected 6.18.21 through 6.18.Not affected 6.19.11 through 6.19.*Not affected 7.0 and laterNot affected

Product

Versions

LinuxLinux

da32b28c95a79e399e18c03f8178f41aec9c66e4 to before a16098a2f0c11ee5e04e23aa7478ca1fcfb0f658Affected
da32b28c95a79e399e18c03f8178f41aec9c66e4 to before 54d77cc0c40ca2f894859dc7b3c52997574f1a2aAffected
da32b28c95a79e399e18c03f8178f41aec9c66e4 to before 39c1504e0e76bcfb93991fd94288a83e05d13b51Affected
da32b28c95a79e399e18c03f8178f41aec9c66e4 to before a9e7815d38629bcf59d3005001f1f315424a58deAffected
da32b28c95a79e399e18c03f8178f41aec9c66e4 to before 0c3d3ac57e3c52b570b8c695903306bff07e04c8Affected
da32b28c95a79e399e18c03f8178f41aec9c66e4 to before d9cfb5193a047a92a4d3c0e91ea4cc87c8f7c478Affected
2a2df2bd10de44c3804661ed15157817c12d6291Affected
5.7.10 to before 5.8Affected

LinuxLinux

5.8Affected
before 5.8Not affected
6.1.168 through 6.1.*Not affected
6.6.131 through 6.6.*Not affected
6.12.80 through 6.12.*Not affected
6.18.21 through 6.18.*Not affected
6.19.11 through 6.19.*Not affected
7.0 and laterNot affected

References

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