CVE-2026-31441

Summary

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.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxda32b28c95a79e399e18c03f8178f41aec9c66e4 < a16098a2f0c11ee5e04e23aa7478ca1fcfb0f658affected
LinuxLinuxda32b28c95a79e399e18c03f8178f41aec9c66e4 < 54d77cc0c40ca2f894859dc7b3c52997574f1a2aaffected
LinuxLinuxda32b28c95a79e399e18c03f8178f41aec9c66e4 < 39c1504e0e76bcfb93991fd94288a83e05d13b51affected
LinuxLinuxda32b28c95a79e399e18c03f8178f41aec9c66e4 < a9e7815d38629bcf59d3005001f1f315424a58deaffected
LinuxLinuxda32b28c95a79e399e18c03f8178f41aec9c66e4 < 0c3d3ac57e3c52b570b8c695903306bff07e04c8affected
LinuxLinuxda32b28c95a79e399e18c03f8178f41aec9c66e4 < d9cfb5193a047a92a4d3c0e91ea4cc87c8f7c478affected
LinuxLinux2a2df2bd10de44c3804661ed15157817c12d6291affected
LinuxLinux5.7.10 < 5.8affected
LinuxLinux5.8affected
LinuxLinux0 < 5.8unaffected
LinuxLinux6.1.168 <= 6.1.*unaffected
LinuxLinux6.6.131 <= 6.6.*unaffected
LinuxLinux6.12.80 <= 6.12.*unaffected
LinuxLinux6.18.21 <= 6.18.*unaffected
LinuxLinux6.19.11 <= 6.19.*unaffected
LinuxLinux7.0 <= *unaffected

Weaknesses

References