The ptvcursor_add function in the ptvcursor implementation in epan/proto.c in Wireshark 1.12.x before 1.12.7 does not check whether the expected amount of data is available, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
lists.fedoraproject.org/pipermail/package-announce/2015-October/168837.html
lists.fedoraproject.org/pipermail/package-announce/2015-September/165509.html
lists.opensuse.org/opensuse-updates/2015-10/msg00053.html
www.debian.org/security/2015/dsa-3367
www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
www.securityfocus.com/bid/76387
www.securitytracker.com/id/1033272
www.wireshark.org/security/wnpa-sec-2015-28.html
bugs.wireshark.org/bugzilla/show_bug.cgi?id=11358
code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=3fc4a831e035604b0af14ed8a5c9f6596a3448d0
code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=5b53445e815fd6b652d49df03ec3d60b088c4fbc