CVE-2025-21968

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)

Affected Platforms

Weakness Type

CWE-416, CWE-416

References

• https://git.kernel.org/stable/c/06acfdef370ae018dad9592369e2d2fd9a40c09e
• https://git.kernel.org/stable/c/1397715b011bcdc6ad91b17df7acaee301e89db5
• https://git.kernel.org/stable/c/378b361e2e30e9729f9a7676f7926868d14f4326
• https://git.kernel.org/stable/c/4964dbc4191ab436877a5e3ecd9c67a4e50b7c36
• https://git.kernel.org/stable/c/93d701064e56788663d7c5918fbe5e060d5df587
• https://git.kernel.org/stable/c/bac7b8b1a3f1a86eeec85835af106cbdc2b9d9f7