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edid memory leak

About this tag
The edid memory leak tag on WindowsForum.com covers a specific Linux kernel vulnerability, CVE-2026-31461, affecting the amdgpu_dm display driver. The issue involves a memory leak where the driver overwrites aconnector->drm_edid on resume without freeing the previous allocation. The fix, backported from commit 52024a94e7111366141cfc5d888b2ef011f879e5, frees the old drm_edid before storing a new one. The vulnerability was published to NVD on April 22, 2026. Discussions focus on the technical details of the bug, its impact on AMD display stack stability, and the kernel hygiene implications. This tag is relevant for users tracking Linux kernel security fixes, AMD GPU driver issues, or memory management bugs in display subsystems.
  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...
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    • amdgpu dm cve security edid memory leak linux kernel
    • Replies: 0
    • Forum: Security Alerts
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