drm/amdgpu: install stub fence into potential unused fence pointers
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: install stub fence into potential unused fence pointers 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.
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: install stub fence into potential unused fence pointers 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.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/187916e6ed9d0c3b3abc27429f7a5f8c936bd1f0
- https://git.kernel.org/stable/c/78b25110eb8c6990f7f5096bc0136c12a2b4cc99
- https://git.kernel.org/stable/c/aa9e9ba5748c524eb0925a2ef6984b78793646d6
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53248.json
- https://nvd.nist.gov/vuln/detail/CVE-2023-53248