What’s Vulnerable › Vulnerabilities

CVE-2026-63842: drm/amdgpu/jpeg: set no_user_fence for JPEG v5.0.0 ring

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-19 · updated 2026-10-22
• Weakness: CWE-754

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set no_user_fence for JPEG v5.0.0 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit 0f43893d3cd478fa57836697525b338817c9c23d)

Affected products

• Linux kernel: from 6.9 before 6.12.91; from 6.13 before 6.18.33; from 6.19 before 7.0.10; 7.1-rc1 — fixed in 6.12.91, 6.18.33, 7.0.10

How to fix

Upgrade to a fixed version: Linux kernel 6.12.91, 6.18.33, 7.0.10. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/3a55ff19a6ff5e046d6a4a18e36deec5d95d9a2e
• https://git.kernel.org/stable/c/69ab75c7c5f378eb46f4c918aa848bb5c5603924
• https://git.kernel.org/stable/c/a7e63bb93a7fde3c8920984c3deee9acfe461562
• https://git.kernel.org/stable/c/ea7c61c5f895e8f9ea0ffffa180498ef9c740152

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