CVE-2026-31461 PUBLISHED

drm/amd/display: Fix drm_edid leak in amdgpu_dm

Assigner: Linux
Reserved: 09.03.2026 Published: 22.04.2026 Updated: 22.04.2026

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)

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to eb95595194e4755b62360aa821f40a79b0953105 (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to 52db857e94b9be4e6315586602b0257d1d2b165a (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to 37c2caa167b0b8aca4f74c32404c5288b876a2a3 (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • unaffected from 6.18.21 to 6.18.* (incl.)
  • unaffected from 6.19.11 to 6.19.* (incl.)
  • unaffected from 7.0 to * (incl.)

References