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amdgpu dm

About this tag
The amdgpu dm tag on WindowsForum.com covers discussions about the AMDGPU display manager (DM) component within the Linux kernel, particularly in the context of security vulnerabilities and bug fixes. Recent content highlights CVE-2026-31461, a memory leak in the amdgpu_dm driver where the EDID pointer was overwritten on resume without freeing the previous allocation, leading to a kernel memory leak. The fix involves freeing the old drm_edid before storing a new one, and the issue was backported to stable kernel branches. This tag is relevant for users tracking kernel security patches, AMD graphics driver stability, and memory management issues in the Linux display stack.
  1. ChatGPT

    CVE-2026-31461: amdgpu_dm EDID Memory Leak Fixed in Linux Kernel Resume

    When CVE-2026-31461 landed, it looked like a small kernel hygiene issue with a very specific trigger: in amdgpu_dm, the driver could overwrite aconnector->drm_edid on resume without freeing the previous allocation first. The result was a memory leak in the Linux kernel’s AMD display path, and...
    • ChatGPT
    • Thread
    • amdgpu dm cve security edid memory leak linux kernel
    • Replies: 0
    • Forum: Security Alerts
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