Home / mailings [SECURITY] [DSA 6340-1] neutron security update
Posted on 11 June 2026
Debian Security Advisory- -------------------------------------------------------------------------
Debian Security Advisory DSA-6340-1 security@debian.org
https://www.debian.org/security/ Moritz Muehlenhoff
June 11, 2026 https://www.debian.org/security/faq
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Package : neutron
CVE ID : CVE-2026-50266
Tim Shepard discovered a vulnerability in Neutron, the OpenStack virtual
network service, which allowed the bypass of port RBAC rules.
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/
Mailing list: debian-security-announce@lists.debian.org
