CVE-2026-63842

HIGHCVSS 7.8/10EPSS 0.13%

Last modified

CVE-2026-63842 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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). EPSS estimates a 0.13% chance of exploitation in the next 30 days.

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)

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.13%

2.9th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= dfad65c65728401587142577dd283476491bac83, < 3a55ff19a6ff5e046d6a4a18e36deec5d95d9a2e; >= dfad65c65728401587142577dd283476491bac83, < a7e63bb93a7fde3c8920984c3deee9acfe461562; >= dfad65c65728401587142577dd283476491bac83, < 69ab75c7c5f378eb46f4c918aa848bb5c5603924; >= dfad65c65728401587142577dd283476491bac83, < ea7c61c5f895e8f9ea0ffffa180498ef9c740152
LinuxLinux6.9

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-63842?
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)
How severe is CVE-2026-63842?
CVE-2026-63842 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.13% probability of exploitation in the next 30 days.
How do I fix CVE-2026-63842?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST