Answer in brief
CVE-2026-63843 records a Unknown severity vulnerability in drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0.5 ring. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=8f98a715da8e906cff5c635f9eb5399b84751557 <424510b60d4698a75a6ff71acdd88b528f0f39af || >=8f98a715da8e906cff5c635f9eb5399b84751557 <f26e3f7186cd6ecc93e6af102744d64c798dea7e || >=8f98a715da8e906cff5c635f9eb5399b84751557 <f9bc5633b761cff200c428f61ed0df6212b1c721 || >=8f98a715da8e906cff5c635f9eb5399b84751557 <b65b7f3f3c18f797f81a2af7c97e2079900ad6db | 424510b60d4698a75a6ff71acdd88b528f0f39af, f26e3f7186cd6ecc93e6af102744d64c798dea7e, f9bc5633b761cff200c428f61ed0df6212b1c721, b65b7f3f3c18f797f81a2af7c97e2079900ad6db |
| Linux/Linuxgeneric | 6.7 | Not reported |
Published upstream
Jul 19, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 5, 2026
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0.5 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit f05d0a4f21fc720116d6e238f23308b199891058)
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-63843 records a Unknown severity vulnerability in drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0.5 ring. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=8f98a715da8e906cff5c635f9eb5399b84751557 <424510b60d4698a75a6ff71acdd88b528f0f39af || >=8f98a715da8e906cff5c635f9eb5399b84751557 <f26e3f7186cd6ecc93e6af102744d64c798dea7e || >=8f98a715da8e906cff5c635f9eb5399b84751557 <f9bc5633b761cff200c428f61ed0df6212b1c721 || >=8f98a715da8e906cff5c635f9eb5399b84751557 <b65b7f3f3c18f797f81a2af7c97e2079900ad6db | 424510b60d4698a75a6ff71acdd88b528f0f39af, f26e3f7186cd6ecc93e6af102744d64c798dea7e, f9bc5633b761cff200c428f61ed0df6212b1c721, b65b7f3f3c18f797f81a2af7c97e2079900ad6db |
| Linux/Linuxgeneric | 6.7 | Not reported |
Published upstream
Jul 19, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 5, 2026
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0.5 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit f05d0a4f21fc720116d6e238f23308b199891058)
Quoted source text, attributed separately from HOL analysis.