CVE-2016-4049

NameCVE-2016-4049
DescriptionThe bgp_dump_routes_func function in bgpd/bgp_dump.c in Quagga does not perform size checks when dumping data, which might allow remote attackers to cause a denial of service (assertion failure and daemon crash) via a large BGP packet.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-601-1, DSA-3654-1
NVD severitymedium (attack range: remote)
Debian Bugs822787

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
quagga (PTS)wheezy0.99.22.4-1+wheezy2vulnerable
wheezy (security)0.99.22.4-1+wheezy3+deb7u1fixed
jessie (security), jessie0.99.23.1-1+deb8u3fixed
buster, sid, stretch1.1.1-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
quaggasource(unstable)1.0.20160315-2medium822787
quaggasourcejessie0.99.23.1-1+deb8u2mediumDSA-3654-1
quaggasourcewheezy0.99.22.4-1+wheezy3mediumDLA-601-1

Notes

https://lists.quagga.net/pipermail/quagga-dev/2016-January/014699.html
https://lists.quagga.net/pipermail/quagga-dev/2016-April/015241.html

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