Wireshark-announce: [Wireshark-announce] Wireshark 4.2.13 is now available

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From: Wireshark announcements <wireshark-announce@xxxxxxxxxxxxx>
Date: Thu, 28 Aug 2025 16:01:10 -0700
I'm proud to announce the release of Wireshark 4.2.13.


 What is Wireshark?

  Wireshark is the world’s most popular network protocol analyzer. It is
  used for troubleshooting, analysis, development and education.

  Wireshark is hosted by the Wireshark Foundation, a nonprofit which
  promotes protocol analysis education. Wireshark and the foundation
  depend on your contributions in order to do their work. If you or your
  organization would like to contribute or become a sponsor, please
  visit wiresharkfoundation.org[1].

 What’s New

  Bug Fixes

   The following vulnerabilities have been fixed:

   The following bugs have been fixed:

     • Bug in UDS dissector with Service ReadDataByPeriodicIdentifier
       Response. Issue 20589[2].

     • application/x-www-form-urlencoded key parsed incorrectly
       following a name-value byte sequence with no '=' Issue 20615[3].

     • DNP3 time stamp was unable to work after epoch time (year 2038)
       Issue 20618[4].

     • Bug in LZ77 decoder; reads a 16-bit length when it should read a
       32-bit length. Issue 20671[5].

  New and Updated Features

   There are no new or updated features in this release.

  New Protocol Support

   There are no new protocols in this release.

  Updated Protocol Support

   ASTERIX, DLT, DOF, ETSI CAT, Gryphon, LIN, MBIM, MySQL, SABP, SLL,
   TETRA, UDS, and URL Encoded Form Data

  New and Updated Capture File Support

   pcapng

  Updated File Format Decoding Support

   There is no updated file format support in this release.

 Prior Versions

  This document only describes the changes introduced in Wireshark
  4.2.13. You can find release notes for prior versions at the following
  locations:

    • Wireshark 4.2.12[6]

    • Wireshark 4.2.11[7]

    • Wireshark 4.2.10[8]

    • Wireshark 4.2.9[9]

    • Wireshark 4.2.8[10]

    • Wireshark 4.2.7[11]

    • Wireshark 4.2.6[12]

    • Wireshark 4.2.5[13]

    • Wireshark 4.2.4[14]

    • Wireshark 4.2.3[15]

    • Wireshark 4.2.2[16]

    • Wireshark 4.2.1[17]

    • Wireshark 4.2.0[18]

 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[19] 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[20] 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[21].

  Bugs and feature requests can be reported on the issue tracker[22].

  You can learn protocol analysis and meet Wireshark’s developers at
  SharkFest[23].

 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[24].

 Frequently Asked Questions

  A complete FAQ is available on the Wireshark web site[25].

 References

   1. https://wiresharkfoundation.org
   2. https://gitlab.com/wireshark/wireshark/-/issues/20589
   3. https://gitlab.com/wireshark/wireshark/-/issues/20615
   4. https://gitlab.com/wireshark/wireshark/-/issues/20618
   5. https://gitlab.com/wireshark/wireshark/-/issues/20671
   6. https://www.wireshark.org/docs/relnotes/wireshark-4.2.12.html
   7. https://www.wireshark.org/docs/relnotes/wireshark-4.2.11.html
   8. https://www.wireshark.org/docs/relnotes/wireshark-4.2.10.html
   9. https://www.wireshark.org/docs/relnotes/wireshark-4.2.9.html
  10. https://www.wireshark.org/docs/relnotes/wireshark-4.2.8.html
  11. https://www.wireshark.org/docs/relnotes/wireshark-4.2.7.html
  12. https://www.wireshark.org/docs/relnotes/wireshark-4.2.6.html
  13. https://www.wireshark.org/docs/relnotes/wireshark-4.2.5.html
  14. https://www.wireshark.org/docs/relnotes/wireshark-4.2.4.html
  15. https://www.wireshark.org/docs/relnotes/wireshark-4.2.3.html
  16. https://www.wireshark.org/docs/relnotes/wireshark-4.2.2.html
  17. https://www.wireshark.org/docs/relnotes/wireshark-4.2.1.html
  18. https://www.wireshark.org/docs/relnotes/wireshark-4.2.0.html
  19. https://www.wireshark.org/download.html
  20. https://ask.wireshark.org/
  21. https://www.wireshark.org/lists/
  22. https://gitlab.com/wireshark/wireshark/-/issues
  23. https://sharkfest.wireshark.org
  24. https://wiresharkfoundation.org
  25. https://www.wireshark.org/faq.html


Digests

wireshark-4.2.13.tar.xz: 45113144 bytes
SHA256(wireshark-4.2.13.tar.xz)=2454aa650276264d23aca28e1b62eb5d4bd12b64aa261d38c06b33f97b8fa3dd
SHA1(wireshark-4.2.13.tar.xz)=e5a08396a98d5dfba4078c66677aacd50d47ec90

Wireshark-4.2.13-arm64.exe: 68113664 bytes
SHA256(Wireshark-4.2.13-arm64.exe)=900185c0b90ac4be2f47ab8ae6e24fc8a8cacf9997380c22469bebe8a359b33d
SHA1(Wireshark-4.2.13-arm64.exe)=43d4476f7c9afb4af2b618e98f7760ffc23c81e9

Wireshark-4.2.13-x64.exe: 86542808 bytes
SHA256(Wireshark-4.2.13-x64.exe)=216060717f1f2147ddb7cf08e230c4d5d4b2c1973c640593c8c6595356165a13
SHA1(Wireshark-4.2.13-x64.exe)=d0861892229887d0be2602a10b92d39d244519f4

Wireshark-4.2.13-x64.msi: 63115264 bytes
SHA256(Wireshark-4.2.13-x64.msi)=a5065b07f1a8b0d4be052197c5ba66f2e94ff59714329a0ad9f8b7b3d442245d
SHA1(Wireshark-4.2.13-x64.msi)=dfd9b5d9737e098b5f77c693b63ec35f3c98fc1e

WiresharkPortable64_4.2.13.paf.exe: 53737928 bytes
SHA256(WiresharkPortable64_4.2.13.paf.exe)=ac27089d5d2a985c93df8c70ceb414aa41156a05dd1862d962875576e314e6a8
SHA1(WiresharkPortable64_4.2.13.paf.exe)=8a7274f7b15316a795dee313e61a1aeab2ae51af

Wireshark 4.2.13 Arm 64.dmg: 66088786 bytes
SHA256(Wireshark 4.2.13 Arm 64.dmg)=0ec816487ff31a6477b7da55dc8e95b0dc0251afcbf07923b9828235b5a3dbe7
SHA1(Wireshark 4.2.13 Arm 64.dmg)=932a59e13c6821cd4324a3a109dd6b4aa82870fa

Wireshark 4.2.13 Intel 64.dmg: 69884745 bytes
SHA256(Wireshark 4.2.13 Intel 64.dmg)=b4d109a295d028180627aa529cd71e69cf799a6616456cc4deed074919346956
SHA1(Wireshark 4.2.13 Intel 64.dmg)=6d1d2624ad095975dafd9f515bd4515d7c4e0fb7

You can validate these hashes using the following commands (among others):

    Windows: certutil -hashfile Wireshark-win64-x.y.z.exe SHA256
    Linux (GNU Coreutils): sha256sum wireshark-x.y.z.tar.xz
    macOS: shasum -a 256 "Wireshark x.y.z Arm 64.dmg"
    Other: openssl sha256 wireshark-x.y.z.tar.xz

Attachment: OpenPGP_signature.asc
Description: OpenPGP digital signature