wireshark - several

Huzaifa Sidhpurwala, Joernchen, and Xiaopeng Zhang discovered several
vulnerabilities in the Wireshark network traffic analyzer.
Vulnerabilities in the DCT3, LDAP and SMB dissectors and in the code to
parse pcag-ng files could lead to denial of service or the execution of
arbitrary code.

For the oldstable distribution (lenny), this problem has been fixed in
version 1.0.2-3+lenny13.

For the stable distribution (squeeze), this problem has been fixed in
version 1.2.11-6+squeeze1.

For the unstable distribution (sid), this problem has been fixed in
version 1.4.4-1.

We recommend that you upgrade your wireshark packages.