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CVE-2012-3411

Published: 5 March 2013

Dnsmasq before 2.63test1, when used with certain libvirt configurations, replies to requests from prohibited interfaces, which allows remote attackers to cause a denial of service (traffic amplification) via a spoofed DNS query.

Notes

AuthorNote
jdstrand
patch sent upstream but not yet sent upstream or in the git
repository (http://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=summary)
mdeslaur
upstream has added a new --bind-dynamic option in 2.63 instead
of using the RH patch. libvirt needs to be modified to use
--bind-dynamic also.
seth-arnold
(pt2) fixes a likely FTBFS introduced by (pt1) -- there may be more,
the commit message didn't make finding this one easy
mdeslaur
changes are intrusive and may introduce behaviour changes in
stable releases. We will not be backporting this fix.
Marking as ignored.

Priority

Low

Status

Package Release Status
dnsmasq
Launchpad, Ubuntu, Debian
hardy Ignored
(end of life)
lucid Ignored

natty Ignored

oneiric Ignored
(end of life)
precise Ignored

quantal Not vulnerable
(2.63-1ubuntu1)
raring Not vulnerable
(2.63-1ubuntu1)
saucy Not vulnerable
(2.63-1ubuntu1)
upstream Needs triage

Patches:
upstream: http://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=54dd393f3938fc0c19088fbd319b95e37d81a2b0
upstream: http://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=2f38141f434e23292f84cefc33e8de76fb856147





libvirt
Launchpad, Ubuntu, Debian
hardy Ignored
(end of life)
lucid Ignored

natty Ignored

oneiric Ignored
(end of life)
precise Ignored

quantal Ignored

raring Not vulnerable
(1.0.2-0ubuntu6)
saucy Not vulnerable
(1.0.2-0ubuntu6)
upstream Needs triage

Patches:


upstream: http://libvirt.org/git/?p=libvirt.git;a=commit;h=719c2c7665e5826a8cf05531080fe20354b39de1
upstream: http://libvirt.org/git/?p=libvirt.git;a=commit;h=bf402e77b6d53a4e569b3aa76aef9c7d589c0cf2
upstream: http://libvirt.org/git/?p=libvirt.git;a=commit;h=753ff83a50263d6975f88d6605d4b5ddfcc97560
upstream: http://libvirt.org/git/?p=libvirt.git;a=commit;h=5114431396fd125b6ebe4d1a20a981111f948ee7
upstream: http://libvirt.org/git/?p=libvirt.git;a=commit;h=ff33f807739dc2950e4df8c1d4007ce9f8b290c0