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Debian: Security Advisory for neutron (DSA-4983-1)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
The remote host is missing an update for the 'neutron' package(s) announced via the DSA-4983-1 advisory.
Insight
Insight
Pavel Toporkov discovered a vulnerability in Neutron, the OpenStack virtual network service, which allowed a reconfiguration of dnsmasq via crafted dhcp_extra_opts parameters.
Affected Software
Affected Software
'neutron' package(s) on Debian Linux.
Detection Method
Detection Method
Checks if a vulnerable package version is present on the target host.
Solution
Solution
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.