CVE-2016-10196

NameCVE-2016-10196
DescriptionStack-based buffer overflow in the evutil_parse_sockaddr_port function in evutil.c in libevent before 2.1.6-beta allows attackers to cause a denial of service (segmentation fault) via vectors involving a long string in brackets in the ip_as_string argument.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-824-1, DSA-3789-1
NVD severitymedium
Debian Bugs854092

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libevent (PTS)jessie (security), jessie2.0.21-stable-2+deb8u1fixed
stretch2.0.21-stable-3fixed
buster2.1.8-stable-4fixed
bullseye, sid2.1.11-stable-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libeventsource(unstable)2.0.21-stable-3854092
libeventsourcejessie2.0.21-stable-2+deb8u1DSA-3789-1
libeventsourcewheezy2.0.19-stable-3+deb7u2DLA-824-1

Notes

https://github.com/libevent/libevent/issues/318
http://www.openwall.com/lists/oss-security/2017/01/31/17

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