Debian Security Advisory

DSA-3989-1 dnsmasq -- security update

Date Reported:

02 Oct 2017

Affected Packages:

Vulnerable:

Yes

Security database references:

In Mitre's CVE dictionary: CVE-2017-14491, CVE-2017-14492, CVE-2017-14493, CVE-2017-14494, CVE-2017-14495, CVE-2017-14496.

More information:

Felix Wilhelm, Fermin J. Serna, Gabriel Campana, Kevin Hamacher, Ron Bowes and Gynvael Coldwind of the Google Security Team discovered several vulnerabilities in dnsmasq, a small caching DNS proxy and DHCP/TFTP server, which may result in denial of service, information leak or the execution of arbitrary code.

For the oldstable distribution (jessie), these problems have been fixed in version 2.72-3+deb8u2.

For the stable distribution (stretch), these problems have been fixed in version 2.76-5+deb9u1.

We recommend that you upgrade your dnsmasq packages.