We're now a non-profit! Support open source packet analysis by making a donation.

Wireshark 3.6.4 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

This is the last release branch with support for 32-bit Windows. Updates will no longer be available after May 22, 2024 for that platform. Issue 17779

The Windows installers are now built with Visual Studio 2022.

RPM packaging has been improved.

Bug Fixes

The following bugs have been fixed:

  • Build failure with GCC 7.5, Linux Issue 17911.

  • RDP dissected as SSL Issue 17952.

  • IPFIX/cflow dissector asserts when varlen field length is zero Issue 18010.

  • 802.11ax HE PHY "Device Class" dissected incorrectly Issue 18030.

  • DHCPv6 Option 15 User-Class incorrectly parsed in Wireshark Issue 18032.

  • ICMPv6 dissector: PREF64 option parsing only works for prefix length 96 Issue 18033.

  • Switch macOS updater to Sparkle 2 Issue 18035.

  • CQL timestamp dissector displays the wrong timestamp Issue 18038.

  • Unable to dissect 802.11ax Target Wake Time (TWT) packets Issue 18050.

New and Updated Features

New Protocol Support

There are no new protocols in this release.

Updated Protocol Support

CQL, DHCPv6, ICMPv6, IEEE 802.11, NAS-5GS, NetFlow/IPFIX, RDP, and UDS

New and Updated Capture File Support

There is no new or updated capture file support in this release.

New File Format Decoding Support

There is no new or updated file format support in this release.

Getting Wireshark

Wireshark source code and installation packages are available from https://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 Help  About Wireshark  Folders or tshark -G folders to find the default locations on your system.

Getting Help

The User’s Guide, manual pages and various other documentation can be found at https://www.wireshark.org/docs/

Community support is available on Wireshark’s Q&A site and on the wireshark-users mailing list. Subscription information and archives for all of Wireshark’s mailing lists can be found on the web site.

Bugs and feature requests can be reported on the issue tracker.

Frequently Asked Questions

A complete FAQ is available on the Wireshark web site.