Answer in brief
CVE-2026-63844 records a Unknown severity vulnerability in drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0.3 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 | >=e684e654eba9481a9f462a7bbf5c385b7d1c076e <b884ff67d62ef514eee9d5f605c03101c8b6bc98 || >=e684e654eba9481a9f462a7bbf5c385b7d1c076e <d6bd2a5fd611ec9c8a2411f084cff2435c709608 || >=e684e654eba9481a9f462a7bbf5c385b7d1c076e <8549b3933038e68dc61cb934b9a54223dd244a78 || >=e684e654eba9481a9f462a7bbf5c385b7d1c076e <249fa7549736de1c8e327d7ca6b32fa148a40bd6 || >=e684e654eba9481a9f462a7bbf5c385b7d1c076e <83e37c0987ca92f9e87789b46dd311dcf5a4a6c8 | b884ff67d62ef514eee9d5f605c03101c8b6bc98, d6bd2a5fd611ec9c8a2411f084cff2435c709608, 8549b3933038e68dc61cb934b9a54223dd244a78, 249fa7549736de1c8e327d7ca6b32fa148a40bd6, 83e37c0987ca92f9e87789b46dd311dcf5a4a6c8 |
| Linux/Linuxgeneric | 6.5 | 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 v4.0.3 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit 2f6afc97d259d530f4f86c7743efbc573a8da927)
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-63844 records a Unknown severity vulnerability in drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0.3 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 | >=e684e654eba9481a9f462a7bbf5c385b7d1c076e <b884ff67d62ef514eee9d5f605c03101c8b6bc98 || >=e684e654eba9481a9f462a7bbf5c385b7d1c076e <d6bd2a5fd611ec9c8a2411f084cff2435c709608 || >=e684e654eba9481a9f462a7bbf5c385b7d1c076e <8549b3933038e68dc61cb934b9a54223dd244a78 || >=e684e654eba9481a9f462a7bbf5c385b7d1c076e <249fa7549736de1c8e327d7ca6b32fa148a40bd6 || >=e684e654eba9481a9f462a7bbf5c385b7d1c076e <83e37c0987ca92f9e87789b46dd311dcf5a4a6c8 | b884ff67d62ef514eee9d5f605c03101c8b6bc98, d6bd2a5fd611ec9c8a2411f084cff2435c709608, 8549b3933038e68dc61cb934b9a54223dd244a78, 249fa7549736de1c8e327d7ca6b32fa148a40bd6, 83e37c0987ca92f9e87789b46dd311dcf5a4a6c8 |
| Linux/Linuxgeneric | 6.5 | 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 v4.0.3 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit 2f6afc97d259d530f4f86c7743efbc573a8da927)
Quoted source text, attributed separately from HOL analysis.