CVE-2023-53816
drm/amdkfd: fix potential kgd_mem UAFs
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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
- Fix
- Fixed in 6.1.23, 6.2.10
- 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/amdkfd: fix potential kgd_mem UAFs kgd_mem pointers returned by kfd_process_device_translate_handle are only guaranteed to be valid while p->mutex is held. As soon as the mutex is unlocked, another thread can free the BO.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: total
- Record last updated
Affected versions
- Linux Linux
From 4a488a7ad71401169cecee75dc94bcce642e2c53 · fixed in 5045360f3bb62ccd4f87202e33489f71f8bbc3fc; From 4a488a7ad71401169cecee75dc94bcce642e2c53 · fixed in 5ca14fb5552ac13a2402d306c0bd2379a71610ff; From 4a488a7ad71401169cecee75dc94bcce642e2c53 · fixed in 9da050b0d9e04439d225a2ec3044af70cdfb3933
- Linux Linux
3.19
- KernelLinux
From 3.19.0 · fixed in 6.1.23; From 6.2.0 · fixed in 6.2.10