Heap and Stack based buffer overflows in dnsmasq prior to version 2.78
A series of heap and stack based buffer overflows have been discovered
in versions of dnsmasq prior to release 2.78.
Affected Services / Software
Any neutron based OpenStack deployment on a version of dnsmasq prior to
The following attack vectors have been assigned the following CVE numbers.
Each of these CVE's exposes a neutron based OpenStack deployment to
various attacks such as leakage of sensitive memory information or
causing a denial of service. Nodes are exposed to this risk by the
crafting of various nefarious DNS or DHCP requests.
Operators should update the dnsmasq service using the affected nodes
operating systems packaging tools to version 2.78 and later, or a
distribution packaged version that contains relevant backports for these
Contacts / References
Author: Luke Hinds firstname.lastname@example.org
This OSSN : https://wiki.openstack.org/wiki/OSSN/OSSN-0082
Mailing List : [Security] tag on email@example.com
Launchpad Bug: https://bugs.launchpad.net/neutron/+bug/1721063
OpenStack Security Project : https://launchpad.net/~openstack-ossg
OpenStack Development Mailing List (not for usage questions)