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CVE-2026-63848

7.8 · HIGH

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set no_user_fence for JPEG v2.0 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions…

Published Jul 19, 2026EPSS 0.18%

Overview

CVE-2026-63848 is a high-severity vulnerability. It was published on July 19, 2026 and has a CVSS 3.1 base score of 7.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

In the Linux kernel, the following vulnerability has been resolved:

drm/amdgpu/jpeg: set no_user_fence for JPEG v2.0 ring

JPEG rings do not support 64-bit user fence writes, reject CS

submissions with user fences.

(cherry picked from commit 96179da0c6b059eb31706a0abe8dd6381c533143)

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgit.kernel.org/stable/c/2e216c2ff159b2eb1da6e9c716d727efc73c64b5Refgit.kernel.org/stable/c/41c4f3f68a343d62bd352a95ace93a11c4ad92edRefgit.kernel.org/stable/c/b41248d1c18384835f6532e68592ee07605da283Refgit.kernel.org/stable/c/e5f612dc91650561fe2b5b76dd6d2898ec9ad480Refgit.kernel.org/stable/c/f675801889b265634aefd30aa4503fc2b9e6ce1c

How CyberStrike helps

Frequently asked questions

What is CVE-2026-63848?

CVE-2026-63848 is a high-severity vulnerability. It was published on July 19, 2026 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2026-63848?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-63848?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-63848?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-63848 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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