CVE-2026-43064 PUBLISHED

dmaengine: idxd: Fix not releasing workqueue on .release()

Assigner: Linux
Reserved: 01.05.2026 Published: 05.05.2026 Updated: 05.05.2026

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.

Vendor	Linux
Product	Linux
Versions	Default: unaffected affected from 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 to fd4cb61bbd0fc3a749a8da6145cbb56d8f6dba35 (excl.) affected from 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 to 2bb9e9e93adff9cc8a138ae9a3a8d59b3452272e (excl.) affected from 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 to d02c24af126dee45247dc7890409c86d1831859d (excl.) affected from 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 to 958e96533ddbd1edd127feb7624a7eed0cc379dc (excl.) affected from 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 to fc34f199eb576b3a73089452fdf0056cc9a9301d (excl.) affected from 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 to 3d33de353b1ff9023d5ec73b9becf80ea87af695 (excl.) Version 3f0e87eb9680975184e98aed0e8866b4442a31f6 is affected Version a13e4cf29da68630a116c1309072a265ade9566d is affected

Vendor	Linux
Product	Linux
Versions	Default: affected Version 5.13 is affected unaffected from 0 to 5.13 (excl.) unaffected from 6.1.168 to 6.1.* (incl.) unaffected from 6.6.131 to 6.6.* (incl.) unaffected from 6.12.80 to 6.12.* (incl.) unaffected from 6.18.21 to 6.18.* (incl.) unaffected from 6.19.11 to 6.19.* (incl.) unaffected from 7.0 to * (incl.)