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Debian: Critical Firewall Unauthorized Config Alteration DSA-6095-1

debian
Calendar Grey January 7, 2026
Debian Logo
The Foomuuri firewall in Debian fixes vulnerabilities to prevent unauthorized configuration tampering with the latest update.
Matthias Gerstner discovered two vulnerabilities in the Foomuuri firewall generator, which could result in tampering of the firewall configuration by unauthorised users

Summary

For the stable distribution (trixie), these problems have been fixed in
version 0.27-2+deb13u1.

We recommend that you upgrade your foomuuri packages.

For the detailed security status of foomuuri please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/foomuuri

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/



Severity
important
Lowest
Low
Medium
High
Critical

Package: foomuuri
CVE ID: CVE-2025-67603 CVE-2025-67858

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