Fedora 26: dnsmasq Security Update 2017-24f067299e
Summary
Dnsmasq is lightweight, easy to configure DNS forwarder and DHCP server.
It is designed to provide DNS and, optionally, DHCP, to a small network.
It can serve the names of local machines which are not in the global
DNS. The DHCP server integrates with the DNS server and allows machines
with DHCP-allocated addresses to appear in the DNS with names configured
either in each host or in a central configuration file. Dnsmasq supports
static and dynamic DHCP leases and BOOTP for network booting of diskless
machines.
CVE-2017-14491 CVE-2017-14492 CVE-2017-14493 CVE-2017-14494 CVE-2017-14495
CVE-2017-14496
[ 1 ] Bug #1495409 - CVE-2017-14491 dnsmasq: heap overflow in the code responsible for building DNS replies
https://bugzilla.redhat.com/show_bug.cgi?id=1495409
[ 2 ] Bug #1495410 - CVE-2017-14492 dnsmasq: heap overflow in the IPv6 router advertisement code
https://bugzilla.redhat.com/show_bug.cgi?id=1495410
[ 3 ] Bug #1495411 - CVE-2017-14493 dnsmasq: stack buffer overflow in the DHCPv6 code
https://bugzilla.redhat.com/show_bug.cgi?id=1495411
[ 4 ] Bug #1495412 - CVE-2017-14494 dnsmasq: information leak in the DHCPv6 relay code
https://bugzilla.redhat.com/show_bug.cgi?id=1495412
[ 5 ] Bug #1495415 - CVE-2017-14495 dnsmasq: memory exhaustion vulnerability in the EDNS0 code
https://bugzilla.redhat.com/show_bug.cgi?id=1495415
[ 6 ] Bug #1495416 - CVE-2017-14496 dnsmasq: integer underflow leading to buffer over-read in the EDNS0 code
https://bugzilla.redhat.com/show_bug.cgi?id=1495416
su -c 'dnf upgrade dnsmasq' at the command line.
For more information, refer to the dnf documentation available at
https://dnf.readthedocs.io/en/latest/command_ref.html
All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/security/
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Change Log
References