Unrated severityNVD Advisory· Published Sep 15, 2025· Updated Jan 14, 2026

drm/amdgpu: install stub fence into potential unused fence pointers

CVE-2023-53248

Description

In the Linux kernel, the following vulnerability has been resolved:

When using cpu to update page tables, vm update fences are unused. Install stub fence into these fence pointers instead of NULL to avoid NULL dereference when calling dma_fence_wait() on them.

Affected products

Linux/Linux Kernel Rtllm-fuzzy
Linux/Linuxv5
Range: 4.2

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

git.kernel.org/stable/c/187916e6ed9d0c3b3abc27429f7a5f8c936bd1f0mitre
git.kernel.org/stable/c/78b25110eb8c6990f7f5096bc0136c12a2b4cc99mitre
git.kernel.org/stable/c/aa9e9ba5748c524eb0925a2ef6984b78793646d6mitre

News mentions

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