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= Wireshark {wireshark-version} Release Notes
// Asciidoctor Syntax Quick Reference:
// https://asciidoctor.org/docs/asciidoc-syntax-quick-reference/

== 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 https://wiresharkfoundation.org[wiresharkfoundation.org].

== What’s New

=== Bug Fixes

If you are upgrading Wireshark 4.2.0 or 4.2.1 on Windows you will need to https://www.wireshark.org/download.html[download and install] Wireshark {wireshark-version} or later by hand.

The following vulnerabilities have been fixed:

* wssalink:2024-07[]
MONGO and ZigBee TLV dissector infinite loops.
wsbuglink:19726[].
cveidlink:2024-4854[].
// Fixed in master: 38c0efcee8, 9ab952b964
// Fixed in release-4.2: e9965fe303, cb267b4e52
// Fixed in release-4.0: dd5b3b36d3e
// Fixed in release-3.6: 40ed7e814bc
// CVSS AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:H
// CWE-835
// * Fuzz job crash: fuzz-2024-03-30-7212.pcap. wsbuglink:19726[].

* wssalink:2024-08[]
The editcap command line utility could crash when chopping bytes from the beginning of a packet.
wsbuglink:19724[].
cveidlink:2024-4853[].
// Fixed in master: 7c744e7933
// Fixed in release-4.2: 3911c7b7d2
// Fixed in release-4.0: c10a98d2669
// Fixed in release-3.6: 683166c81bc
// CVSS AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L
// CWE-762
// * The "handle_chopping" function in "editcap.c:2595" has a heap overflow vulnerability. wsbuglink:19724[].

* wssalink:2024-09[]
The editcap command line utility could crash when injecting secrets while writing multiple files.
wsbuglink:19782[].
cveidlink:2024-4855[].
// Fixed in master: be3550b3b1
// Fixed in release-4.2: 32bde22d9b
// Fixed in release-4.0: f6cb547426d
// Fixed in release-3.6: xxx
// CVSS AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L
// CWE-416
// * The "wtap_block_foreach_option" function on wiretap/file_access.c:2693 has a SEGV vulnerability. wsbuglink:19784[].

// * wssalink:2024-10[]
// Foo dissector {crash,infinite loop,memory leak}.
// wsbuglink:xxx[].
// cveidlink:2024-xxx[].
// Fixed in master: xxx
// Fixed in release-4.2: xxx
// Fixed in release-4.0: xxx
// Fixed in release-3.6: xxx
// CVSS AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
// CWE-125

The following bugs have been fixed:

//* wsbuglink:5000[]
//* wsbuglink:6000[Wireshark bug]
//* cveidlink:2014-2486[]
//* Wireshark grabs your ID at 3 am, goes to Waffle House, and insults people.

* Flow Graph scrolls in the wrong direction vertically when pressing Up/Down. wsbuglink:12932[].
* TCP Stream Window Scaling not working in version 2.6.1 and later. wsbuglink:15016[].
* TCP stream graphs (Window scaling) axis display is confusing. wsbuglink:17425[].
* LUA get_dissector does not give the correct dissector under 32-bit version. wsbuglink:18367[].
* Lua: Segfault when registering a field or expert info twice. wsbuglink:19194[].
* SSH can not decrypt when KEX is curve25519-sha256@libssh.org. wsbuglink:19240[].
* Wireshark crash related to Lua `DissectorTable.heuristic_new()` wsbuglink:19603[].
* MATE fails to extract HTTP2 User-Agent header. wsbuglink:19619[].
* Fuzz job issue: fuzz-2024-02-29-7169.pcap. wsbuglink:19679[].
* Fuzz job issue: fuzz-2024-03-02-7158.pcap. wsbuglink:19684[].
* Problem to Decode 5GC-N7 HTTP  for payload Application/JSON. wsbuglink:19723[].
* Copying data as C String produces incorrect string. wsbuglink:19735[].
* Incorrect decoding of supported Tx HE-MCS. wsbuglink:19737[].
* reordercap: Fix packet reordering with multiple IDB's not at the beginning of a pcapng file. wsbuglink:19740[].
* Wrong EPB lengths written if existing pcapng file has epb_hash options. wsbuglink:19766[].
* On Windows, Export Displayed Packets dialog does not have "include depended upon packets" checkbox. wsbuglink:19772[].
* vnd.3gpp.sms binary payload NOT decoded inside HTTP2 5GC. wsbuglink:19773[].
* NAS 5G message container dissection. wsbuglink:19793[].
* Incorrect interpretation of algorithm name in packet-tls-utils.c. wsbuglink:19801[].

=== New and Updated Features

There are no new or updated features in this release.

// === Removed Features and Support

// === Removed Dissectors


=== New Protocol Support

There are no new protocols in this release.

=== Updated Protocol Support

// Add one protocol per line between the -- delimiters.
// ag -A1 '(define PSNAME|proto_register_protocol[^_])' $(git diff --name-only v4.2.5.. | ag packet- | sort -u)
[commaize]
--
5co_legacy
5co_rap
BT Mesh
CQL
DOCSIS MAC MGMT
E.212
EPL
FC FZS
GQUIC
GRPC
GSM RP
HTTP2
ICMPv6
IEEE 1905
IEEE 802.11
IPARS
JSON-3GPP
LAPD
LLDP
MATE
MONGO
NAS 5GS
NR-RRC
PER
PFCP
PTP
QUIC
SSH
TIPC
ZBD
--

=== New and Updated Capture File Support

// There is no new or updated capture file support in this release.
// Add one file type per line between the -- delimiters.
[commaize]
--
BLF
pcapng
--

=== Updated File Format Decoding Support

There is no updated file format support in this release.
// Add one file type per line between the -- delimiters.
// [commaize]
// --
// --

// === New and Updated Capture Interfaces support

// === New and Updated Codec support

// === Major API Changes

== Prior Versions

This document only describes the changes introduced in Wireshark {wireshark-version}.
You can find release notes for prior versions at the following locations:

* https://www.wireshark.org/docs/relnotes/wireshark-4.2.4.html[Wireshark 4.2.4]
* https://www.wireshark.org/docs/relnotes/wireshark-4.2.3.html[Wireshark 4.2.3]
* https://www.wireshark.org/docs/relnotes/wireshark-4.2.2.html[Wireshark 4.2.2]
* https://www.wireshark.org/docs/relnotes/wireshark-4.2.1.html[Wireshark 4.2.1]
* https://www.wireshark.org/docs/relnotes/wireshark-4.2.0.html[Wireshark 4.2.0]

== 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
https://www.wireshark.org/download.html[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 menu: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
https://ask.wireshark.org/[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
https://www.wireshark.org/lists/[the web site].

Bugs and feature requests can be reported on
https://gitlab.com/wireshark/wireshark/-/issues[the issue tracker].

You can learn protocol analysis and meet Wireshark’s developers at
https://sharkfest.wireshark.org[SharkFest].

// Official Wireshark training and certification are available from
// https://www.wiresharktraining.com/[Wireshark University].

== 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 https://wiresharkfoundation.org[wiresharkfoundation.org].

== Frequently Asked Questions

A complete FAQ is available on the
https://www.wireshark.org/faq.html[Wireshark web site].
