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:
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wnpa-sec-2022-01 RTMPT dissector infinite loop. Issue 17813.
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wnpa-sec-2022-02 Large loops in multiple dissectors. Issue 17829, Issue 17842, Issue 17847, Issue 17855, Issue 17891, Issue 17925, Issue 17926, Issue 17931, Issue 17932, Issue 17933.
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wnpa-sec-2022-03 PVFS dissector crash. Issue 17840.
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wnpa-sec-2022-04 CSN.1 dissector crash. Issue 17882.
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wnpa-sec-2022-05 CMS dissector crash. Issue 17935.
The following bugs have been fixed:
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Support for GSM SMS TPDU in HTTP2 body Issue 17784.
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Wireshark 3.6.1 broke the ABI by removing ws_log_default_writer from libwsutil Issue 17822.
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Fedora RPM package build failing with RPATH of /usr/local/lib64 Issue 17830.
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macos-setup.sh: ftp.pcre.org no longer exists Issue 17834.
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nmap.org/npcap → npcap.com: domain/URL change Issue 17838.
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MPLS ECHO FEC stack change TLV not dissected correctly Issue 17868.
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Attempting to open a systemd journal export file segfaults Issue 17875.
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Dissector bug on 802.11ac packets Issue 17878.
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The Info column shows only one NGAP/S1AP packet of several packets inside an SCTP packet Issue 17886.
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Uninstalling Wireshark 3.6.1 on Windows 10 fails to remove the installation directory because it doesn’t remove the User’s Guide subdirectory and all its contents. Issue 17898.
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3.6 doesn’t build without zlib Issue 17899.
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SIP Statistics no longer properly reporting method type accounting Issue 17904.
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Fuzz job crash output: fuzz-2022-01-26-6940.pcap Issue 17909.
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SCTP retransmission detection broken for the first data chunk of each association with relative TSN Issue 17917.
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“Show In Folder” doesn’t work correctly for filenames with spaces Issue 17927.
New and Updated Features
New Protocol Support
There are no new protocols in this release.
Updated Protocol Support
AMP, ASN.1 PER, ATN-ULCS, BGP, BP, CFLOW, CMS, CSN.1, GDSDB, GSM RP, GTP, HTTP3, IEEE 802.11 Radiotap, IPDC, ISAKMP, Kafka, MP2T, MPEG PES, MPEG SECT, MPLS ECHO, NGAP, NTLMSSP, OpenFlow 1.4, OpenFlow 1.5, P_MUL, PN-RT, PROXY, PTP, PVFS, RSL, RTMPT, rtnetlink, S1AP, SCTP, Signal PDU, SIP, TDS, USB, WAP, and ZigBee ZCL
New and Updated Capture File Support
BLF and libpcap
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 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.