It was reported that Wireshark's WCCP dissector could crash. It may be possible to make Wireshark crash by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file.
This is reported to affect Wireshark versions 1.12.0 to 1.12.2, and 1.10.0 to 1.10.11. It is fixed in versions 1.12.3 and 1.10.12.
Created wireshark tracking bugs for this issue:
Affects: fedora-all [bug 1180168]
This issue did not affect the versions of wireshark as shipped with Red Hat Enterprise Linux 5, 6, and 7.