An information disclosure flaw was found in the way Wireshark, a network traffic analyzer, stored name resolution information for pcap-ng (PCAP Next Generation Dump File) format files (previously resolution information was shared between different pcap-ng capture files in certain circumstances). A local user could use this deficiency to in an unauthorized way obtain host entries information, when working with multiple pcap-ng files.
Relevant upstream patch (seems to be this one):
This issue did NOT affect the versions of the wireshark package, as shipped with Red Hat Enterprise Linux 5 and 6.
This issue did NOT affect the versions of the wireshark package, as shipped with Fedora release of 16 and 17.
This was assigned CVE-2012-5592:
Not vulnerable. This issue did not affect the versions of wireshark as shipped with Red Hat Enterprise Linux 5 and 6.
CVE-2012-5592 identifier has been rejected by Mitre in favour of CVE-2012-6052:
** REJECT **
DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2012-6052. Reason:
This candidate is a reservation duplicate of CVE-2012-6052. Notes:
All CVE users should reference CVE-2012-6052 instead of this
candidate. All references and descriptions in this candidate have
been removed to prevent accidental usage.
The correct id, this particular wireshark flaw should be referenced under (from now on) is CVE-2012-6052.