drm/amdgpu/vcn: set no_user_fence for VCN v3.0 enc/dec rings
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn: set no_user_fence for VCN v3.0 enc/dec rings VCN encoder and decoder rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit 663bed3c7b8b9a7624b0d95d300ddae034ad0614)
CVE-2026-63854
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-63854
Linux
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Linux
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "cf14826cdfb5c9fe10f98210d040b9d7486c381d",
"lessThan": "e74fc9c72c1ba78d0de0b849f5929c3b39a8e20c",
"versionType": "git"
},
{
"status": "affected",
"version": "cf14826cdfb5c9fe10f98210d040b9d7486c381d",
"lessThan": "26c4f38529ac78930c9c4713e16ebc5b689bb0a3",
"versionType": "git"
},
{
"status": "affected",
"version": "cf14826cdfb5c9fe10f98210d040b9d7486c381d",
"lessThan": "2d6525e7b2504f5bbfe9417cddc1e8da858791dd",
"versionType": "git"
},
{
"status": "affected",
"version": "cf14826cdfb5c9fe10f98210d040b9d7486c381d",
"lessThan": "b076e45e6f757a2829e80d0144c1b5f201bee5af",
"versionType": "git"
},
{
"status": "affected",
"version": "cf14826cdfb5c9fe10f98210d040b9d7486c381d",
"lessThan": "f1e5a6660d7cbf006079126d9babbf0ccf538c6b",
"versionType": "git"
}
],
"programFiles": [
"drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "5.9"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "5.9",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.6.141",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.91",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.33",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.0.10",
"versionType": "semver",
"lessThanOrEqual": "7.0.*"
},
{
"status": "unaffected",
"version": "7.1",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-63854
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #40858 · Revision 1
- Added to Heist Feed
- Publisher date