CVE-2017-16227

NameCVE-2017-16227
DescriptionThe aspath_put function in bgpd/bgp_aspath.c in Quagga before 1.2.2 allows remote attackers to cause a denial of service (session drop) via BGP UPDATE messages, because AS_PATH size calculation for long paths counts certain bytes twice and consequently constructs an invalid message.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1152-1, DSA-4011-1
Debian Bugs879474

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
quaggasourcewheezy0.99.22.4-1+wheezy3+deb7u2DLA-1152-1
quaggasourcejessie0.99.23.1-1+deb8u4DSA-4011-1
quaggasourcestretch1.1.1-3+deb9u1DSA-4011-1
quaggasource(unstable)1.2.2-1879474

Notes

https://lists.quagga.net/pipermail/quagga-dev/2017-September/033284.html
http://git.savannah.gnu.org/cgit/quagga.git/commit/?id=7a42b78be9a4108d98833069a88e6fddb9285008

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