Vulnerability in Linux Kernel Affects AMD Graphics Driver

CVE-2026-80907

What is CVE-2026-80907?

A vulnerability in the Linux kernel related to the AMD graphics driver has been identified, specifically affecting the UVD (Unified Video Decoder) dpb (decoded picture buffer) size calculation for H264 videos. The flaw arises from using a maximum derived value instead of the actual number of references from the decode message, which can lead to improper buffer handling. This issue has been addressed in recent kernel updates, ensuring improved security and stability for users utilizing AMD graphics hardware.

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