CVE-2026-43243 PUBLISHED

drm/amd/display: Add signal type check for dcn401 get_phyd32clk_src

Assigner: Linux
Reserved: 01.05.2026 Published: 06.05.2026 Updated: 06.05.2026

In the Linux kernel, the following vulnerability has been resolved:

drm/amd/display: Add signal type check for dcn401 get_phyd32clk_src

Trying to access link enc on a dpia link will cause a crash otherwise

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to 23e7150afc70da615857f9f07b494ec58540f096 (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to 486b2909ac284185900c06f05ffc6eca895f38b8 (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to e332112255afbce02db67760f5743a1b13aa8541 (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to c979d8db7b0f293111f2e83795ea353c8ed75de9 (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • unaffected from 6.12.75 to 6.12.* (incl.)
  • unaffected from 6.18.16 to 6.18.* (incl.)
  • unaffected from 6.19.6 to 6.19.* (incl.)
  • unaffected from 7.0 to * (incl.)

References