CVE-2017-11108

NameCVE-2017-11108
Descriptiontcpdump 4.9.0 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via crafted packet data. The crash occurs in the EXTRACT_16BITS function, called from the stp_print function for the Spanning Tree Protocol.
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-1090-1, DSA-3971-1
NVD severitymedium
Debian Bugs867718

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
tcpdump (PTS)stretch4.9.3-1~deb9u1fixed
stretch (security)4.9.3-1~deb9u2fixed
buster4.9.3-1~deb10u2fixed
buster (security)4.9.3-1~deb10u1fixed
bullseye, sid4.99.0-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
tcpdumpsourcewheezy4.9.0-1~deb7u2DLA-1090-1
tcpdumpsourcejessie4.9.2-1~deb8u1DSA-3971-1
tcpdumpsourcestretch4.9.2-1~deb9u1DSA-3971-1
tcpdumpsource(unstable)4.9.1-1867718

Notes

https://bugzilla.redhat.com/show_bug.cgi?id=1468504
Proposed patch: https://github.com/the-tcpdump-group/tcpdump/pull/617
https://github.com/the-tcpdump-group/tcpdump/commit/d9e65de3d94698ec90dbca42962a30dd2f0680e1 (4.9.1)

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