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Debian Trixie Neutron Important Port Bypass Security Vuln DSA-6340-1

debian
Calendar Grey June 11, 2026
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Tim Shepard found a security issue in Neutron's RBAC, upgrade packages for Debian Trixie to ensure system integrity.
Tim Shepard discovered a vulnerability in Neutron, the OpenStack virtual network service, which allowed the bypass of port RBAC rules
Topics%20covered

Topics Covered

security advisory debian important network service bypass rules port security issues

Summary

The oldstable distribution (bookworm) is not affected.

For the stable distribution (trixie), this problem has been fixed in
version 2:26.0.3-0+deb13u2.

We recommend that you upgrade your neutron packages.

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

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: neutron
CVE ID: CVE-2026-50266

Topics%20covered

Topics Covered

security advisory debian important network service bypass rules port security issues

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