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Permalink CVE-2026-63852
7.8 HIGH
  • CVSS version (CVSS): 3.1
  • Attack Vector (AV): Local (L)
  • Attack Complexity (AC): Low (L)
  • Privileges Required (PR): Low (L)
  • User Interaction (UI): None (N)
  • Scope (S): Unchanged (U)
  • Confidentiality (C): High (H)
  • Integrity (I): High (H)
  • Availability (A): High (H)
  • Modified Attack Vector (MAV): Local (L)
  • Modified Attack Complexity (MAC): Low (L)
  • Modified Privileges Required (MPR): Low (L)
  • Modified User Interaction (MUI): None (N)
  • Modified Confidentiality (MC): High (H)
  • Modified Scope (MS): Unchanged (U)
  • Modified Integrity (MI): High (H)
  • Modified Availability (MA): High (H)
created 5 days, 15 hours ago Activity log
  • Created & dismissed (max. allowed matches exceeded) suggestion 5 days, 15 hours ago
drm/amdgpu/vcn: set no_user_fence for VCN v4.0.3 enc ring

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn: set no_user_fence for VCN v4.0.3 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 ff1a5a125c5a70c328806b9bc01d7d942cf3f9aa)

Affected products

Linux
  • =<6.18.*
  • =<7.0.*
  • =<6.12.*
  • <c12a5d35033c0640c57c10d7111c010c7b9c2c8e
  • <0177ac6141c8857130cf365369c74dee7b6b1f7f
  • <4532b52b34e4e4310386e6fdf6a643368599f522
  • =<*
  • =<6.6.*
  • ==6.5
  • <387b7c7667bd5c53549350ddad866d2fcf75a529
  • <9076a83e5adefd10dc5c967c7b8bde601c4c512a
  • <6.5