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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

We do not ship official 32-bit Windows packages for Wireshark 4.0 and later. If you need to use Wireshark on that platform, we recommend using the latest 3.6 release. Issue 17779

If you’re running Wireshark on macOS and upgraded to macOS 13 from an earlier version, you might have to open and run the “Uninstall ChmodBPF” package, then open and run “Install ChmodBPF” in order to reset the ChmodBPF Launch Daemon. Issue 18734.

Bug Fixes

The following vulnerabilities have been fixed:

The following bugs have been fixed:

  • Crash when (re)loading a capture file after renaming a dfilter macro. Issue 13753.

  • Moving a column deselects selected packet and moves to beginning of packet list. Issue 16251.

  • If you set the default interface in the preferences, it doesn’t work with TShark. Issue 16593.

  • Severe performance issues in Follow → Save As raw workflow. Issue 17313.

  • TShark doesn’t support the tab character as an aggregator character in \"-T fields\" Issue 18002.

  • On Windows clicking on a link in the 'Software Update' window launches, now unsupported, MS Internet Explorer. Issue 18488.

  • Wireshark 4.x.x on Win10-x64 crashes after saving a file with a name already in use. Issue 18679.

  • NAS-5GS Operator-defined Access Category: Multiple Criteria values not displayed in dissected packet display. Issue 18941.

  • Server Hello Packet Invisible - during 802.1x Authentication- from Wireshark App Version 4.0.3 (v4.0.3-0-gc552f74cdc23) & above. Issue 19071.

  • TShark reassembled data is incomplete/truncated. Issue 19107.

  • CQL protocol parsing issues with Result frames from open source Cassandra. Issue 19119.

  • TLS 1.3 second Key Update doesn’t work. Issue 19120.

  • HTTP2 dissector reports an assertion error on large data frames. Issue 19121.

  • epan: Single letter hostnames aren’t displayed correctly. Issue 19137.

  • BLF: CAN-FD-Message format is missing a field. Issue 19146.

  • BLF: last parameter of LIN-Message is not mandatory (BUGFIX) Issue 19147.

  • PPP IPv6CP: Incorrect payload length warning. Issue 19149.

  • INSTALL file needs to be updated for Debian. Issue 19167.

  • Some RTP streams make Wireshark crash when trying to play stream. Issue 19170.

  • Wrong ordering in OpenFlow 1.0 Datapath unique ID. Issue 19172.

  • Incorrect mask in RTCP slice picture ID. Issue 19182.

  • Dissection error in AMQP 1.0. Issue 19191.

New and Updated Features

There are no new or updated features in this release.

Removed Features and Support

New Protocol Support

There are no new protocols in this release.

Updated Protocol Support

9P, AMQP, BGP, CQL, DHCPFO, EAP, GlusterFS, GSM MAP, HTTP2, iSCSI, Kafka, Kerberos, NAN, NAS-5GS, OCP.1, OpenFlow 1.0, PDCP-NR, PEAP, PPPoE, RSL, RTCP, rtnetlink, and XMPP

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.

You can learn protocol analysis and meet Wireshark’s developers at SharkFest.

How You Can Help

The Wireshark Foundation helps as many people as possible understand their networks as much as possible. You can find out more and donate at wiresharkfoundation.org.

Frequently Asked Questions

A complete FAQ is available on the Wireshark web site.