CVE-2017-9264

NameCVE-2017-9264
DescriptionIn lib/conntrack.c in the firewall implementation in Open vSwitch (OvS) 2.6.1, there is a buffer over-read while parsing malformed TCP, UDP, and IPv6 packets in the functions `extract_l3_ipv6`, `extract_l4_tcp`, and `extract_l4_udp` that can be triggered remotely.
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)
NVD severityhigh (attack range: remote)
Debian Bugs863661

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openvswitch (PTS)jessie (security), jessie2.3.0+git20140819-3+deb8u1fixed
stretch2.6.2~pre+git20161223-3vulnerable
sid2.10.0+2018.08.28+git.8ca7c82b7d+ds1-6fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
openvswitchsource(unstable)2.8.1+dfsg1-2unimportant863661
openvswitchsourceexperimental2.8.1+dfsg1-1high
openvswitchsourcejessie(not affected)
openvswitchsourcewheezy(not affected)

Notes

[jessie] - openvswitch <not-affected> (Vulnerable code not present; connection tracking support introduced in 2.6.0)
[wheezy] - openvswitch <not-affected> (Vulnerable code not present; connection tracking support introduced in 2.6.0)
https://mail.openvswitch.org/pipermail/ovs-dev/2017-March/329323.html
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