CVE-2013-1578 Information

Description

The dissect_pw_eth_heuristic function in epan/dissectors/packet-pw-eth.c in Wireshark 1.6.x before 1.6.13 and 1.8.x before 1.8.5 does not properly handle apparent Ethernet address values at the beginning of MPLS data which allows remote attackers to cause a denial of service (loop) via a malformed packet.

Reference

http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-pw-eth.c?r1=46420&r2=46419&pathrev=46420 http://anonsvn.wireshark.org/viewvc?view=revision&revision=46420 http://lists.opensuse.org/opensuse-updates/2013-02/msg00028.html http://lists.opensuse.org/opensuse-updates/2013-02/msg00037.html http://www.wireshark.org/security/wnpa-sec-2013-01.html https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=8043 https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A16205