Bug 2460691 (CVE-2026-31461) - CVE-2026-31461 kernel: drm/amd/display: Fix drm_edid leak in amdgpu_dm
Summary: CVE-2026-31461 kernel: drm/amd/display: Fix drm_edid leak in amdgpu_dm
Keywords:
Status: NEW
Alias: CVE-2026-31461
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
unspecified
unspecified
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-04-22 15:05 UTC by OSIDB Bzimport
Modified: 2026-04-22 17:53 UTC (History)
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Description OSIDB Bzimport 2026-04-22 15:05:44 UTC 
In the Linux kernel, the following vulnerability has been resolved:

drm/amd/display: Fix drm_edid leak in amdgpu_dm

[WHAT]
When a sink is connected, aconnector->drm_edid was overwritten without
freeing the previous allocation, causing a memory leak on resume.

[HOW]
Free the previous drm_edid before updating it.

(cherry picked from commit 52024a94e7111366141cfc5d888b2ef011f879e5)
Comment 1 Keith Grant 2026-04-22 17:51:13 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2026042251-CVE-2026-31461-2b9c@gregkh/T
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