A denial of service flaw was found in the way USB dissector of Wireshark, a network traffic analyzer, performed dissection of certain USB packet capture files. A remote attacker could provide a specially-crafted USB packet / packet capture that, when processed, would lead to excessive CPU consumption or into situation where tshark executable would enter an infinite loop, when trying to process the crafted packet / packet capture file. Upstream bug report: [1] https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7787 References: [2] http://www.wireshark.org/security/wnpa-sec-2012-31.html [3] http://www.wireshark.org/docs/relnotes/wireshark-1.6.12.html [4] http://www.wireshark.org/docs/relnotes/wireshark-1.8.4.html Relevant upstream patches: [5] http://anonsvn.wireshark.org/viewvc?view=revision&revision=45310 (main fix) [6] http://anonsvn.wireshark.org/viewvc?view=revision&revision=45339 (fix valgrind error msg too) Reproducer: [7] http://www.wireshark.org/download/automated/captures/fuzz-2012-10-03-20994.pcap
This issue did NOT affect the versions of the wireshark package, as shipped with Red Hat Enterprise Linux 5 and 6. -- This issue affects the versions of the wireshark package, as shipped with Fedora release of 16 and 17.
Created wireshark tracking bugs for this issue Affects: fedora-all [bug 881873]
This was assigned CVE-2012-5593: http://www.openwall.com/lists/oss-security/2012/11/29/5
Statement CVE-2012-6053: Not vulnerable. This issue did not affect the versions of wireshark as shipped with Red Hat Enterprise Linux 5 and 6.
CVE-2012-5593 identifier has been rejected by Mitre in favour of CVE-2012-6053: Name: CVE-2012-5593 ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2012-6053. Reason: This candidate is a reservation duplicate of CVE-2012-6053. Notes: All CVE users should reference CVE-2012-6053 instead of this candidate. All references and descriptions in this candidate have been removed to prevent accidental usage. -- The correct CVE id this particular wireshark flaw should be referenced under (from now on) is CVE-2012-6053.