Wireshark is the world's most popular network protocol analyzer. It is used for troubleshooting, analysis, development, and education.

The following vulnerabilities have been fixed. See the security advisory for details and a workaround. Wireshark could crash when reading an MP3 file. Versions affected: 0.99.6 Beyond Security discovered that Wireshark could loop excessively while reading a malformed DNP packet. Versions affected: 0.10.12 to 0.99.6 Stefan Esser discovered a buffer overflow in the SSL dissector. Versions affected: 0.99.0 to 0.99.6 The ANSI MAP dissector could be susceptible to a buffer overflow on some platforms. Versions affected: 0.99.5 to 0.99.6 The following bugs have been fixed: Wireshark could crash while editing a coloring rule.

The following features are new (or have been significantly updated) since the last release: Most of the capture code has been moved out of the GUI, which means that Wireshark no longer needs to be run as root. You can now filter directly on SNMP OIDs.

Wireshark source code and installation packages are available from the download page on the main web site.

Most Linux and Unix vendors supply their own Wireshark packages. You can usually install or upgrade Wireshark using the package management system specific to that platform. A list of third-party packages can be found on the download page on the Wireshark web site.

Wireshark and TShark look in several different locations for preference files, plugins, SNMP MIBS, and RADIUS dictionaries. These locations vary from platform to platform. You can use About->Folders to find the default locations on your system.

The Filter button is nonfunctional in the file dialogs under Windows. (Bug 942)

Community support is available on the wireshark-users mailing list. Subscription information and archives for all of Wireshark's mailing lists can be found on the web site. Commercial support, training, and development services are available from CACE Technologies.

A complete FAQ is available on the Wireshark web site.