Debian Security Advisory
DSA-4983-1 neutron -- security update
- Date Reported:
- 10 Oct 2021
- Affected Packages:
- Security database references:
- In the Debian bugtracking system: Bug 993398.
In Mitre's CVE dictionary: CVE-2021-40085.
- More information:
Pavel Toporkov discovered a vulnerability in Neutron, the OpenStack virtual network service, which allowed a reconfiguration of dnsmasq via crafted dhcp_extra_opts parameters.
For the oldstable distribution (buster), this problem has been fixed in version 2:13.0.7+git.2021.09.27.bace3d1890-0+deb10u1. This update also fixes CVE-2021-20267.
For the stable distribution (bullseye), this problem has been fixed in version 2:17.2.1-0+deb11u1. This update also fixes CVE-2021-38598.
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