CVE-2015-6496

NameCVE-2015-6496
Descriptionconntrackd in conntrack-tools 1.4.2 and earlier does not ensure that the optional kernel modules are loaded before using them, which allows remote attackers to cause a denial of service (crash) via a (1) DCCP, (2) SCTP, or (3) ICMPv6 packet.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-295-1, DSA-3341-1
Debian Bugs796103

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
conntracksourcesqueeze1:0.9.14-2+deb6u1DLA-295-1
conntracksourcewheezy1:1.2.1-1+deb7u1DSA-3341-1
conntracksourcejessie1:1.4.2-2+deb8u1DSA-3341-1
conntracksource(unstable)1:1.4.2-3796103

Notes

https://www.openwall.com/lists/oss-security/2015/08/14/4
http://bugzilla.netfilter.org/show_bug.cgi?id=910
https://git.netfilter.org/conntrack-tools/commit/?id=c392c159605956c7bd4a264ab4490e2b2704c0cd
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