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CVE-2023-53816

drm/amdkfd: fix potential kgd_mem UAFs

HIGH
7.8
CVSS Score
Published: December 9, 2025 at 12:01 AM UTC
Updated: October 15, 2026 at 10:17 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH7.8
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
90%
3.194a488a7ad71401169cecee75dc94bcce642e2c53
Vendor states this is fixed in 5045360f3bb62ccd4f87202e33489f71f8bbc3fc (fixed)
Vendor states this is fixed in 5ca14fb5552ac13a2402d306c0bd2379a71610ff (fixed)
Vendor states this is fixed in 9da050b0d9e04439d225a2ec3044af70cdfb3933 (fixed)
Vendor states this is fixed in 3.19 (unaffected)
Vendor states this is fixed in 6.1.23 (unaffected)
Vendor states this is fixed in 6.2.10 (unaffected)
Vendor states this is fixed in 6.3 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

Source: cverecord
https://git.kernel.org/stable/c/5045360f3bb62ccd4f87202e33489f71f8bbc3fc
Source: cverecord
https://git.kernel.org/stable/c/5ca14fb5552ac13a2402d306c0bd2379a71610ff
Source: cverecord
https://git.kernel.org/stable/c/9da050b0d9e04439d225a2ec3044af70cdfb3933

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHLinux
Vector?

Quick Info

StatusDEFERRED

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