wireshark is vulnerable to denial of service (DoS). The vulnerability exists as wireshark could crash or stop responding if it read a malformed packet off a network, or opened a malicious dump file.
secunia.com/advisories/37175
secunia.com/advisories/37409
secunia.com/advisories/37477
www.debian.org/security/2009/dsa-1942
www.redhat.com/security/updates/classification/#moderate
www.securityfocus.com/bid/36846
www.vupen.com/english/advisories/2009/3061
www.wireshark.org/docs/relnotes/wireshark-1.0.10.html
www.wireshark.org/docs/relnotes/wireshark-1.2.3.html
www.wireshark.org/security/wnpa-sec-2009-05.html
www.wireshark.org/security/wnpa-sec-2009-07.html
www.wireshark.org/security/wnpa-sec-2009-08.html
www.wireshark.org/security/wnpa-sec-2010-01.html
access.redhat.com/errata/RHSA-2010:0360
access.redhat.com/security/cve/CVE-2009-3550
bugzilla.redhat.com/show_bug.cgi?id=531260
exchange.xforce.ibmcloud.com/vulnerabilities/54017
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10103
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6005