# 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-2012-01

  Laurent Butti discovered that Wireshark failed to properly check record sizes for many packet capture file formats. (Bug 6663, bug 6666, bug 6667, bug 6668, bug 6669, bug 6670)

  Versions affected: 1.4.0 to 1.4.10, 1.6.0 to 1.6.4.

- wnpa-sec-2012-02

  Wireshark could dereference a NULL pointer and crash. (Bug 6634)

  Versions affected: 1.4.0 to 1.4.10, 1.6.0 to 1.6.4.

- wnpa-sec-2012-03

  The RLC dissector could overflow a buffer. (Bug 6391)

  Versions affected: 1.4.0 to 1.4.10, 1.6.0 to 1.6.4.

The following bugs have been fixed:

- "Closing File!" Dialog Hangs. (Bug 3046)

- Sub-fields of data field should appear in exported PDML as children of the data field instead of as siblings to it. (Bug 3809)

- Incorrect time differences displayed with time reference set. (Bug 5580)

- Wrong packet type association of SNMP trap after TFTP transfer. (Bug 5727)

- SSL/TLS decryption needs wireshark to be rebooted. (Bug 6032)

- Export HTTP Objects -> save all crashes Wireshark. (Bug 6250)

- Wireshark Netflow dissector complains there is no template found though the template is exported. (Bug 6325)

- DCERPC EPM tower UUID must be interpreted always as little endian. (Bug 6368)

- Crash if no recent files. (Bug 6549)

- IPv6 frame containing routing header with 0 segments left calculates wrong UDP checksum. (Bug 6560)

- IPv4 UDP/TCP Checksum incorrect if routing header present. (Bug 6561)

- Incorrect Parsing of SCPS Capabilities Option introduced in response to bug 6194. (Bug 6562)

- Various crashes after loading NetMon2.x capture file. (Bug 6578)

- Fixed compilation of dumpcap on some systems (when MUST_DO_SELECT is defined). (Bug 6614)

- SIGSEGV in SVN 40046. (Bug 6634)

- Wireshark dissects TCP option 25 as an "April 1" option. (Bug 6643)

- ZigBee ZCL Dissector reports invalid status. (Bug 6649)

- ICMPv6 DNSSL option malformed on padding. (Bug 6660)

- Wrong tvb_get_bits function call in packet-csn1.c. (Bug 6708)

- [UDP] - Length Field of Pseudo Header while computing CheckSum is not correct. (Bug 6711)

- pcapio.c: bug in libpcap_write_interface_description_block. (Bug 6719)

- Memory leaks in various dissectors.

- Bytes highlighted in wrong Byte pane when field selected in Details pane.

### 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

BGP, BMC CSN1, DCERPC EPM, DCP(ETSI) DMP DTLS GSM Management, H245 HPTEAM, ICMPv6, IEEE 802.15.4 IPSEC IPv4, IPv6, ISAKMP KERBEROS LDSS NFS RLC, RPC-NETLOGON RRC RTMPT SIGCOMP SSL SYSLOG TCP, UDP, XML ZigBee ZCL

### New and Updated Capture File Support

Accellent 5Views, AIX iptrace, HP-UX nettl, I4B, Microsoft Network Monitor, Novell LANalyzer, PacketLogger, Pcap-ng, Sniffer, Tektronix K12, WildPackets {Airo,Ether}Peek.

## 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 libsmi. (Win64 development page)

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

Hex pane display issue after startup. (Bug 4056)

Packet list rows are oversized. (Bug 4357)

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

Wireshark and TShark will display incorrect delta times in some cases. (Bug 4985 and bug 5580)

## 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.