CVE-2025-21697: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Ensure job pointer is set to NULL after job completion After a job completes, the corresponding pointer in the device must be set to NULL. Failing to do so triggers a warning when unloading the driver, as it appears the job is still active. To prevent this, assign the job pointer to NULL after completing the job, indicating the job has finished.

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CVSS v3.1 Score

5.5

MEDIUM

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

Affected Products

Vendor	Product	Versions
linux	linux_kernel	4.19 — 5.4.290
linux	linux_kernel	5.5 — 5.10.234
linux	linux_kernel	5.11 — 5.15.177
linux	linux_kernel	5.16 — 6.1.127
linux	linux_kernel	6.2 — 6.6.74
linux	linux_kernel	6.7 — 6.12.11
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All

References

Advisories & Patches

https://git.kernel.org/stable/c/14e0a874488e79086340ba8e2d238cb9596b68a8 https://git.kernel.org/stable/c/1bd6303d08c85072ce40ac01a767ab67195105bd https://git.kernel.org/stable/c/2a1c88f7ca5c12dff6fa6787492ac910bb9e4407 https://git.kernel.org/stable/c/63195bae1cbf78f1d392b1bc9ae4b03c82d0ebf3 https://git.kernel.org/stable/c/a34050f70e7955a359874dff1a912a748724a140 https://git.kernel.org/stable/c/b22467b1ae104073dcb11aa78562a331cd7fb0e0 https://git.kernel.org/stable/c/e4b5ccd392b92300a2b341705cc4805681094e49

Other References

https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html

Frequently Asked Questions

What is CVE-2025-21697? +

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Ensure job pointer is set to NULL after job completion After a job completes, the corresponding pointer in the device must be set to NULL. Failing to do so triggers a warning when unloading the driver, as it appears the job is still active. To prevent this, assign the job pointer to NULL after completing the job, indicating the job has finished. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2025-21697? +

CVE-2025-21697 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-21697? +

CVE-2025-21697 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-21697? +

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.

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CVE-2025-21697