CVE-2026-63846
Published Jul 19, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set no_user_fence for JPEG v3.0 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit 4d7d774f100efb5089c86a1fb8c5bf47c63fc9ef)
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References
Other References
https://git.kernel.org/stable/c/303da8279f195cc741adc52c1b44d6b64de63bb0
https://git.kernel.org/stable/c/48ce00787e3fddd2b45692fc991b8ab128343da5
https://git.kernel.org/stable/c/5ada37d7f736f9feeaa06a25e470a4c74e67a61a
https://git.kernel.org/stable/c/a2baf12eec41f246689e6a3f8619af1200031576
https://git.kernel.org/stable/c/ee035a9d3eed3a9f5a3e83c31a10b321c9598861
Frequently Asked Questions
What is CVE-2026-63846? +
In the Linux kernel, the following vulnerability has been resolved:
drm/amdgpu/jpeg: set no_user_fence for JPEG v3.0 ring
JPEG rings do not support 64-bit user fence writes, reject CS
submissions with user fences.
(cherry picked from commit 4d7d774f100efb5089c86a1fb8c5bf47c63fc9ef)
How do I check if I'm vulnerable to CVE-2026-63846? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.