CVE-2026-63848
HIGH
Published Jul 19, 2026
Modified Jul 20, 2026
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)
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CVSS v3.1 Score
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS — Exploit Prediction
0.0013
Probability of exploitation
0.03%
Percentile rank
EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.
References
Other References
https://git.kernel.org/stable/c/2e216c2ff159b2eb1da6e9c716d727efc73c64b5
https://git.kernel.org/stable/c/41c4f3f68a343d62bd352a95ace93a11c4ad92ed
https://git.kernel.org/stable/c/b41248d1c18384835f6532e68592ee07605da283
https://git.kernel.org/stable/c/e5f612dc91650561fe2b5b76dd6d2898ec9ad480
https://git.kernel.org/stable/c/f675801889b265634aefd30aa4503fc2b9e6ce1c
Frequently Asked Questions
What is CVE-2026-63848? +
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) It has a CVSS v3.1 base score of 7.8 (HIGH).
How severe is CVE-2026-63848? +
CVE-2026-63848 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0013, placing it in the 0th percentile for exploitation probability.
How do I check if I'm vulnerable to CVE-2026-63848? +
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.