drm/amdgpu/vcn: set no_user_fence for VCN v3.0 enc/dec rings (Linux Linux)

CVE-2026-63854
HIGH 7.8

At a glance

Source
NVD
EPSS
EPSS 0.18 % · percentile 7 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

Description

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)

Weaknesses (CWE)

  • CWE-20 — Improper Input Validation

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HLinux
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected cf14826cdfb5c9fe10f98210d040b9d7486c381d < e3d339b0d9051d49eb9c78459091bba4fb525100 ; affected cf14826cdfb5c9fe10f98210d040b9d7486c381d < e74fc9c72c1ba78d0de0b849f5929c3b39a8e20c ; affected cf14826cdfb5c9fe10f98210d040b9d7486c381d < 26c4f38529ac78930c9c4713e16ebc5b689bb0a3 ; affected cf14826cdfb5c9fe10f98210d040b9d7486c381d < 2d6525e7b2504f5bbfe9417cddc1e8da858791dd ; affected cf14826cdfb5c9fe10f98210d040b9d7486c381d < b076e45e6f757a2829e80d0144c1b5f201bee5af ; affected cf14826cdfb5c9fe10f98210d040b9d7486c381d < f1e5a6660d7cbf006079126d9babbf0ccf538c6b
Linux · Linuxaffected 5.9 ; unaffected 0 < 5.9 ; unaffected 6.1.191 ≤ 6.1.* ; unaffected 6.6.141 ≤ 6.6.* ; unaffected 6.12.91 ≤ 6.12.* ; unaffected 6.18.33 ≤ 6.18.*

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD