CVE-2025-21968
drm/amd/display: Fix slab-use-after-free on hdcp_work
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: total
Summary
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)
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: total
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
5.5
References 7
git.kernel.org
- stable/c/06acfdef370ae018dad9592369e2d2fd9a40c09e
- stable/c/1397715b011bcdc6ad91b17df7acaee301e89db5
- stable/c/4964dbc4191ab436877a5e3ecd9c67a4e50b7c36
- stable/c/378b361e2e30e9729f9a7676f7926868d14f4326
- stable/c/bac7b8b1a3f1a86eeec85835af106cbdc2b9d9f7
- stable/c/93d701064e56788663d7c5918fbe5e060d5df587
- stable/c/e65e7bea220c3ce8c4c793b4ba35557f4994ab2b