CVE-2026-63845
Published: July 22, 2026Last modified: July 22, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set no_user_fence for JPEG v4.0 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit 8d0cac9478a3f046279c657d6a2545de49ae675a)
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.8 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Vulnerable (6.1.177-r0) |
| 25 LTS | linux-lts | Fixed (6.12.92-r0) | |
| Stream | linux-lts | Fixed (6.18.35-r1) |
References
- https://git.kernel.org/stable/c/6876d05b899102f4dfdb9ad560132126144c1c72
- https://git.kernel.org/stable/c/a676f16ea9a7df96d69f405afb6eb349571b3382
- https://git.kernel.org/stable/c/af4b458daa597dae707bf3f1f74745f5fc133ca2
- https://git.kernel.org/stable/c/d4e0172a1b614373385e9b7111b580f8d2e0b98f
- https://git.kernel.org/stable/c/e7e90b5839aeb8805ec83bb4da610b8dab8e184d