What’s Vulnerable › Vulnerabilities

CVE-2023-53816: drm/amdkfd: fix potential kgd_mem UAFs

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-09 · updated 2026-10-15

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 products

• Linux kernel: 3.19 — fixed in 6.3

How to fix

Upgrade to a fixed version: Linux kernel 6.3. Check the vendor advisory for mitigations.

References

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

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