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Permalink CVE-2026-63849

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 6 days, 3 hours ago Activity log

Created & dismissed (max. allowed matches exceeded) suggestion 6 days, 3 hours ago

drm/amdgpu/vcn: set no_user_fence for VCN v5.0.1 enc ring

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn: set no_user_fence for VCN v5.0.1 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 e16be95a2c3ee712b142cb27d2dca0b461181359)

References

Affected products

Linux

<081ef0e46c9cdd26c0db0ef721470393d36b6655
=<6.18.*
=<7.0.*
=<*
<8f4954722eab88e10c4ea0c0d3b1269c31421d3a
<5a4bffd67e94944ed3db26a959346cfb7fabaecd
<6.14
==6.14

Suggestion detail

References

Affected products