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:

The following bugs have been fixed:

  • Support for GSM SMS TPDU in HTTP2 body Issue 17784.

  • macos-setup.sh: ftp.pcre.org no longer exists Issue 17834.

  • MPLS ECHO FEC stack change TLV not dissected correctly Issue 17868.

  • Dissector bug on 802.11ac packets Issue 17878.

  • The Info column shows only one NGAP/S1AP packet of several packets inside an SCTP packet Issue 17886.

  • Fuzz job crash output: fuzz-2022-01-26-6940.pcap Issue 17909.

New and Updated Features

New Protocol Support

There are no new protocols in this release.

Updated Protocol Support

AMP, ASN.1 PER, ATN-ULCS, BP, CMS, CSN.1, GDSDB, GSM RP, GTP, IEEE 802.11 Radiotap, IPDC, ISAKMP, Kafka, MP2T, MPEG SECT, MPLS ECHO, NGAP, OpenFlow 1.4, OpenFlow 1.5, P_MUL, PN-RT, PROXY, PVFS, RSL, RTMPT, rtnetlink, S1AP, TDS, WAP, and ZigBee ZCL

New and Updated Capture File Support

There is no new or updated capture file 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 About → 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.

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

Frequently Asked Questions

A complete FAQ is available on the Wireshark web site.