# Wireshark &WiresharkCurrentVersion; 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 NetFlow dissector could run off with your dog, crash your truck, and write a country music song about the experience.

  Versions affected: 0.99.5 to 1.0.8

The following bugs have been fixed:

- Wireshark could crash without warning.

### New and Updated Features

The following features are new (or have been significantly updated) since version 1.2:

- The packet list internals have been rewritten and are now more efficient.

- Python scripting support has been added.

- Capturing from pipes on Windows has been improved.

- Many memory leaks have been fixed.

- Wireshark no longer supports Windows 2000. Please use Wireshark 1.2 or 1.0 on those systems.

- Packtets can now be ignored (excluded from dissection), similar to the way they can be marked.

### New Protocol Support

### Updated Protocol Support

### New and Updated Capture File Support

## Getting Wireshark

Wireshark source code and installation packages are available from http://www.wireshark.org/download.html.

### 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)

Wireshark is unable to decrypt WPA group keys. (Bug 1420)

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)

Capturing from named pipes might be delayed on Windows. (Bug 2200)

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. (Bug 3610)

## 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.