# Wireshark &WiresharkCurrentVersion; Release Notes

## 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.

- wnpa-sec-2012-04

  The ANSI A dissector could dereference a NULL pointer and crash. (Bug 6823)

  Versions affected: 1.4.0 to 1.4.11, 1.6.0 to 1.6.5.

- wnpa-sec-2012-06

  The pcap and pcap-ng file parsers could crash trying to read ERF data. (Bug 6804)

  Versions affected: 1.4.0 to 1.4.11, 1.6.0 to 1.6.5.

- wnpa-sec-2012-07

  The MP2T dissector could try to allocate too much memory and crash. (Bug 6804)

  Versions affected: 1.4.0 to 1.4.11, 1.6.0 to 1.6.5.

- The Windows installers now include GnuTLS 1.12.18, which fixes several vulnerabilities.

The following bugs have been fixed:

- Some PGM options are not parsed correctly. (Bug 5687)

- dumpcap crashes when capturing from pipe to a pcap-ng file (e.g., when passing data from CACE Pilot to Wireshark). (Bug 5939)

- No error for UDP/IPv6 packet with zero checksum. (Bug 6232)

- packetBB dissector bug: More than 1000000 items in the tree -- possible infinite loop. (Bug 6687)

- Ethernet traces in K12 text format sometimes give bogus "malformed frame" errors and other problems. (Bug 6735)

- non-IPP packets to or from port 631 are dissected as IPP. (Bug 6765)

- IAX2 dissector reads past end of packet for unknown IEs. (Bug 6815)

- Pcap-NG files with SHB options longer than 100 bytes aren't recognized as pcap-NG files, and options longer than 100 bytes in other blocks aren't handled either. (Bug 6846)

- Patch to fix DTLS decryption. (Bug 6847)

- Expression... dialog is crash. (Bug 6891)

- ISAKMP : VendorID CheckPoint : Malformed Packet. (Bug 6972)

- Radiotap dissector lists a bogus "DBM TX Attenuation" bit. (Bug 7000)

- MySQL dissector assertion. (Ask 8649)

### 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

HTTP, ISAKMP, MySQL, PacketBB, PGM, TCP, UDP

### New and Updated Capture File Support

Endace ERF, Pcap-NG.

## Getting Wireshark

Wireshark source code and installation packages are available from http://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

Wireshark might make your system disassociate from a wireless network on OS X 10.4. (Bug 1315)

Dumpcap might not quit if Wireshark or TShark crashes. (Bug 1419)

The BER dissector might infinitely loop. (Bug 1516)

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

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

The 64-bit Windows installer does not ship with the same libraries as the 32-bit installer. (Bug 3610)

Hex pane display issue after startup. (Bug 4056)

Packet list rows are oversized. (Bug 4357)

Summary pane selected frame highlighting not maintained. (Bug 4445)

## 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.

Training is available from Wireshark University.

## Frequently Asked Questions

A complete FAQ is available on the Wireshark web site.