Skip to content
CVE PROGRAM SOURCE RECORD7.8 High

CVE-2026-63853

drm/amdgpu/vcn: set no_user_fence for VCN v4.0 enc ring

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn: set no_user_fence for VCN v4.0 enc ring VCN encoder and decoder rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit fd852c048b46f9825e904a4f3f4538fe9d8827d9)

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 8da1170a16e4d4b49fa07d1f75ad480847ff7eca to < 772f83fc70b797ac88d696671780eaf175cc7f31affected
  • 8da1170a16e4d4b49fa07d1f75ad480847ff7eca to < 525cc9df654365c147ae61e5562cf599ea2257f7affected
  • 8da1170a16e4d4b49fa07d1f75ad480847ff7eca to < d8df8918677136b018d71d0b94a1f6b816715946affected
  • 8da1170a16e4d4b49fa07d1f75ad480847ff7eca to < 1286b6872de0aee1feeeaa6dbac86369806de9a5affected
  • 8da1170a16e4d4b49fa07d1f75ad480847ff7eca to < 6bdd2ed6458d35c368fbe9550a4d7f342abd3a92affected
  • 8da1170a16e4d4b49fa07d1f75ad480847ff7eca to < 51f694221047c84fa185be98210eb2c354ffb8c6affected

Linux Linux

Default version status: affected

  • 5.19affected
  • 0 to < 5.19unaffected
  • 6.1.191 to ≤ 6.1.*unaffected
  • 6.6.160 to ≤ 6.6.*unaffected
  • 6.12.114 to ≤ 6.12.*unaffected
  • 6.18.33 to ≤ 6.18.*unaffected
  • 7.0.10 to ≤ 7.0.*unaffected
  • 7.1 to ≤ *unaffected

References