MEDIUM
The fragment_add_seq_common function in epan/reassemble.c in the ASN.1 BER dissector in Wireshark before r48943 has an incorrect pointer dereference during a comparison, which allows remote attackers to cause a denial of service (application crash) via a malformed packet.
http://anonsvn.wireshark.org/viewvc/trunk/epan/reassemble.c?r1=48943&r2=48942&pathrev=48943
http://anonsvn.wireshark.org/viewvc?view=revision&revision=48943
http://lists.opensuse.org/opensuse-updates/2013-06/msg00048.html
http://lists.opensuse.org/opensuse-updates/2013-06/msg00083.html
http://lists.opensuse.org/opensuse-updates/2013-06/msg00194.html
http://lists.opensuse.org/opensuse-updates/2013-06/msg00196.html
http://secunia.com/advisories/53425
http://secunia.com/advisories/54425
http://www.gentoo.org/security/en/glsa/glsa-201308-05.xml
http://www.wireshark.org/security/wnpa-sec-2013-25.html
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=8599
https://www.wireshark.org/docs/relnotes/wireshark-1.6.15.html