Huge thanks to our Platinum Members Endace and LiveAction,
and our Silver Member Veeam, for supporting the Wireshark Foundation and project.

Wireshark 1.2.3 Release Notes

What is Wireshark?

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

What's New

Bug Fixes

The following vulnerabilities have been fixed. See the security advisory for details and a workaround.

  • The Paltalk dissector could crash on alignment-sensitive processors. (Bug 3689)

    Versions affected: 1.2.0 to 1.2.2

  • The DCERPC/NT dissector could crash.

    Versions affected: 0.10.10 to 1.2.2

  • The SMB dissector could crash.

    Versions affected: 1.2.0 to 1.2.2

The following bugs have been fixed:

  • Wireshark memory leak with each file open and/or display filter change. (Bug 2375)

  • DHCP Dissector displays negative lease time. (Bug 2733)

  • Invalid advertised window line on tcptrace style graph. (Bug 3417)

  • SMB get_dfs_referral referral entry is not dissected correctly. (Bug 3542)

  • Error dissecting eMule sourceOBFU message. (Bug 3848)

  • Typos in Diameter XML files. (Bug 3878)

  • RSL dissector for MS Power IE is broken. (Bug 4017)

  • Manifest problem in 1.2.2 Win64 build. (Bug 4024)

  • FIP dissector throws assertion. (Bug 4046)

  • TCAP problem with indefinite length 'components' SEQ OF. (Bug 4053)

  • GSM MAP: an-APDU not decoded. (Bug 4095)

  • Add "Drag and Drop entries..." message on Columns preferences page. (Bug 4099)

  • Editcap -t and -w option parses fractional digits incorrectly. (Bug 4162)

New and Updated Features

The 32-bit and 64-bit Windows packages now include WinPcap 4.1.1. .

New Protocol Support

There are no new protocols in this release.

Updated Protocol Support

DCERPC NT, DHCP, Diameter, E.212, eDonkey, FIP, IPsec, MGCP, NCP, Paltalk, RADIUS, RSL, SBus, SMB, SNMP, SSL, TCP, Teamspeak2, WPS

Updated Capture File Support

Capture file support is unchanged in this release.

Getting Wireshark

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

Vendor-supplied Packages

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.

File Locations

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.

Known Problems

Wireshark may appear offscreen on multi-monitor Windows systems. (Bug 553)

Wireshark might make your system disassociate from a wireless network on OS X. (Bug 1315)

Dumpcap might not quit if Wireshark or TShark crashes. (Bug 1419)

The BER dissector might infinitely loop. (Bug 1516)

Wireshark can't dynamically update the packet list. This means that host name resolutions above a certain response time threshold won't show up in the packet list. (Bug 1605)

Capture filters aren't applied when capturing from named pipes. (Bug 1814)

Wireshark might freeze when reading from a pipe. (Bug 2082)

Filtering tshark captures with display filters (-R) no longer works. (Bug 2234)

The 64-bit Windows installer does not ship with the same libraries as the 32-bit installer.

Getting Help

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.

Frequently Asked Questions

A complete FAQ is available on the Wireshark web site.