Vulnerability 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)
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.5, < 5.10.236 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/06acfdef370ae018dad9592369e2d2fd9a40c09ePatch
- https://git.kernel.org/stable/c/1397715b011bcdc6ad91b17df7acaee301e89db5Patch
- https://git.kernel.org/stable/c/378b361e2e30e9729f9a7676f7926868d14f4326Patch
- https://git.kernel.org/stable/c/4964dbc4191ab436877a5e3ecd9c67a4e50b7c36Patch
- https://git.kernel.org/stable/c/93d701064e56788663d7c5918fbe5e060d5df587Patch
- https://git.kernel.org/stable/c/bac7b8b1a3f1a86eeec85835af106cbdc2b9d9f7Patch
- https://git.kernel.org/stable/c/e65e7bea220c3ce8c4c793b4ba35557f4994ab2bPatch
- https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
- https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html
FAQ
What is CVE-2025-21968?
CVE-2025-21968 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 prope...
How severe is CVE-2025-21968?
CVE-2025-21968 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-21968?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.