Huge thanks to our Platinum Members Endace and LiveAction,
and our Silver Member Veeam, for supporting the Wireshark Foundation and project.

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

  • The Windows installers now ship with Qt 5.9.5. Previously they shipped with Qt 5.9.4.

Bug Fixes

The following vulnerabilities have been fixed:

The following bugs have been fixed:

  • Qt GUI does not snap to exactly half of screen in Windows. (Bug 13516)

  • Segmentation fault when switching profiles. (Bug 14316)

  • QUIC dissector produces incorrect packet numbers (wrong-endian). (Bug 14462)

  • Wrong default file format chosen in when saving a capture with comments added if the original format doesn’t support comments. (Bug 14601)

  • Lua: Error during loading [AppData directory]:1: bad argument #1 to dofile (dofile: file does not exist). (Bug 14619)

  • Crash when selecting text. (Bug 14620)

  • ui/macosx directory missing from source release tarball. (Bug 14627)

  • Wireshark 2.9.0 snapshot crashes/segfaults on Windows when launched with -k or -i. (Bug 14632)

  • "Copy as printable text" isn’t copying non-alphanumeric characters. (Bug 14633)

  • File missing from release tarball. (Bug 14634)

  • NEWS is out of date and does not display properly in Notepad. (Bug 14636)

  • l16mono.so is installed in the wrong place. (Bug 14638)

  • Remove: HACK to support UHD’s weird header offset on data packets. (Bug 14641)

  • WinSparkle 0.5.6 is out of date and is buggy. (Bug 14642)

  • Unable to create or open VOIP captures. (Bug 14648)

  • RTMPT: incorrect dissection of multiple RTMP packets within a single TCP packet. (Bug 14650)

  • Endpoints dialog displays invalid GeoIP information due to incorrect byte order. (Bug 14656)

  • Qt: Crash in ShowPacketBytesDialog(). (Bug 14658)

  • Statistics → Resolved addresses show IP addresses without domain. (Bug 14667)

  • Erroneous MAC-LTE Dissection for Sidelink Shared Channel Packets. (Bug 14669)

  • Files missing from docbook CMake file. (Bug 14676)

  • Wireshark hangs when opening certain files if it’s been configured to use the new GeoIP databases. (Bug 14701)

The “Open”, “Save”, and other file dialogs should now be shown at the correct size on HiDPI Windows systems.

New and Updated Features

There are no new features in this release.

New Protocol Support

There are no new protocols in this release.

Updated Protocol Support

BATADV, BT LE LL, CoAP, DNS, DTLS, GSM A DTAP, GSM A GM, GTP, GTPv2, IEEE 1905.1a, IEEE 802.11, LDSS, LwM2M-TLV, MAC LTE, NAS EPS, Q.931, RTCP, RTMPT, SDP, TCP, and VITA 49

New and Updated Capture File Support

3GPP TS 32.423 Trace and Android Logcat

New and Updated Capture Interfaces 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.

Known Problems

The BER dissector might infinitely loop. (Bug 1516)

Capture filters aren’t applied when capturing from named pipes. (Bug 1814)

Filtering tshark captures with read filters (-R) no longer works. (Bug 2234)

Application crash when changing real-time option. (Bug 4035)

Wireshark and TShark will display incorrect delta times in some cases. (Bug 4985)

Wireshark should let you work with multiple capture files. (Bug 10488)

Getting Help

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.

Official Wireshark training and certification are available from Wireshark University.

Frequently Asked Questions

A complete FAQ is available on the Wireshark web site.