What’s Vulnerable › Vulnerabilities

CVE-2026-63840: drm/amdgpu/jpeg: set no_user_fence for JPEG v5.3.0 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-20

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set no_user_fence for JPEG v5.3.0 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit 86ac011ae234c03fb872f4945913391ea1d8862e)

Affected products

• Linux kernel: from 7.0 before 7.0.10; 7.1-rc1 — fixed in 7.0.10

How to fix

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

References

• https://git.kernel.org/stable/c/3b0ea2021351b6b813b34fac940957f1f4fad85b
• https://git.kernel.org/stable/c/46ad73aec27d020f103b4262e4da2d2c22f54799

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