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LIN1023-12053 : Security Advisory - linux - CVE-2025-21968

Created: Apr 2, 2025    Updated: May 28, 2025
Resolved Date: May 25, 2025
Found In Version: 10.23.30.1
Fix Version: 10.23.30.17
Severity: Standard
Applicable for: Wind River Linux LTS 23
Component/s: Kernel

Description

In the Linux kernel, the following vulnerability has been resolved:

drm/amd/display: Fix slab-use-after-free on hdcp_work

Why]
A slab-use-after-free is reported when HDCP is destroyed but the
property_validate_dwork queue is still running.

[How]
Cancel the delayed work when destroying workqueue.

(cherry picked from commit 725a04ba5a95e89c89633d4322430cfbca7ce128)

CREATE(Triage):(User=admin) [CVE-2025-21968 (https://nvd.nist.gov/vuln/detail/CVE-2025-21968)

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