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.
osvdb.org/54629
secunia.com/advisories/35201
secunia.com/advisories/35224
secunia.com/advisories/35248
secunia.com/advisories/35464
secunia.com/advisories/37477
wiki.rpath.com/wiki/Advisories:rPSA-2009-0095
www.debian.org/security/2009/dsa-1942
www.mandriva.com/security/advisories?name=MDVSA-2009:125
www.redhat.com/security/updates/classification/#moderate
www.redhat.com/support/errata/RHSA-2009-1100.html
www.securityfocus.com/bid/35081
www.securitytracker.com/id?1022274
www.vupen.com/english/advisories/2009/1408
www.wireshark.org/security/wnpa-sec-2009-02.html
www.wireshark.org/security/wnpa-sec-2009-03.html
access.redhat.com/errata/RHSA-2009:1100
exchange.xforce.ibmcloud.com/vulnerabilities/50686
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9270
www.redhat.com/archives/fedora-package-announce/2009-May/msg01167.html
www.redhat.com/archives/fedora-package-announce/2009-May/msg01213.html