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

Wireshark 1.12.3 Release Notes


1. What is Wireshark?

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

2. What’s New

2.1. Bug Fixes

The following vulnerabilities have been fixed.

The following bugs have been fixed:

  • WebSocket dissector: empty payload causes DISSECTOR_ASSERT_NOT_REACHED. (Bug 9332)
  • Wireshark crashes if Lua heuristic dissector returns true. (Bug 10233)
  • Display MEP ID in decimal in OAM Y.1731 Synthetic Loss Message and Reply PDU. (Bug 10500)
  • TCP Window Size incorrectly reported in Packet List. (Bug 10514)
  • Status bar "creeps" to the left a few pixels every time Wireshark is opened. (Bug 10518)
  • E-LMI Message type. (Bug 10531)
  • SMTP decoder can dump binary data to terminal in TShark. (Bug 10536)
  • PTPoE dissector gets confused by packets that include an FCS. (Bug 10611)
  • IPv6 Vendor Specific Mobility Option includes the next mobility option type. (Bug 10618)
  • Save PCAP to PCAPng with commentary fails. (Bug 10656)
  • Display filter "frame contains bytes [2342]" causes a crash. (Bug 10690)
  • Multipath TCP: checksum displayed when it’s not there. (Bug 10692)
  • LTE APN-AMBR is decoded incorrectly. (Bug 10699)
  • DNS NAPTR RR Replacement Length is incorrect. (Bug 10700)
  • IPv6 Experimental mobility header data is interpreted as options. (Bug 10703)
  • Dissector bug, protocol SPDY: tvbuff.c:610: failed assertion "tvb && tvb→initialized". (Bug 10704)
  • BGP: Incorrect decoding AS numbers when mixed AS size. (Bug 10742)
  • BGP update community - incorrect decoding. (Bug 10746)
  • Setting a 6LoWPAN context generates a Wireshark crash. (Bug 10747)
  • FC is not dissected (protocol UNKNOWN). (Bug 10751)
  • Crash when displaying several times INFO column. (Bug 10755)
  • Decoding of longitude value in LCSAP (3GPP TS 29.171) is incorrect. (Bug 10767)
  • Crash when enabling FCoIB manual settings without filling address field. (Bug 10796)
  • RSVP RECORD_ROUTE IPv4 Subobject Flags field incorrect decoding. (Bug 10799)
  • Wireshark Lua engine can’t access protocol field type. (Bug 10801)
  • Field Analysis of OpenFlow v1.4 OFPT_SET_ASYNC. (Bug 10808)
  • Lua: getting fieldinfo.value for FT_NONE causes assert. (Bug 10815)

2.2. New and Updated Features

There are no new features in this release.

2.3. New Protocol Support

There are no new protocols in this release.

2.4. Updated Protocol Support

6LoWPAN, ADwin, AllJoyn, Art-Net, Asterix, BGP, Bitcoin, Bluetooth OBEX, Bluetooth SDP, CFM, CIP, DCERPC PN-IO, DCERPC SPOOLSS, DEC DNA, DECT, DHCPv6, DNS, DTN, E-LMI, ENIP, Ethernet, Extreme, FCoIB, Fibre Channel, GED125, GTP, H.248, H.264, HiSLIP, IDRP, IEEE 802.11, IEEE P1722.1, Infiniband, IrDA, iSCSI, ISUP, LBMR, LCSAP, LPP, MAC LTE, MAUSB, MBIM, MIM, MIP, MIPv6, MP2T, MPEG-1, NAS EPS, NAT-PMP, NCP, NXP PN532, OpcUa, OpenFlow, PTP, RDM, RPKI-RTR, RSVP, RTnet, RTSP, SCTP, SMPP, SMTP, SPDY, Spice, TCP, WCCP, Wi-Fi P2P, and WiMAX

2.5. New and Updated Capture File Support

and K12

3. Getting Wireshark

Wireshark source code and installation packages are available from http://www.wireshark.org/download.html.

3.1. 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.

4. 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.

5. Known Problems

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 read filters (-R) no longer works. (Bug 2234)

The 64-bit Windows installer does not support Kerberos decryption. (Win64 development page)

Resolving (Bug 9044) reopens (Bug 3528) so that Wireshark no longer automatically decodes gzip data when following a TCP stream.

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

Hex pane display issue after startup. (Bug 4056)

Packet list rows are oversized. (Bug 4357)

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

6. 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.

7. Frequently Asked Questions

A complete FAQ is available on the Wireshark web site.