wireshark: update to 2.4.6.

  Bug Fixes

   The following vulnerabilities have been fixed:
     * [1]wnpa-sec-2018-15
       The MP4 dissector could crash. ([2]Bug 13777)
     * [3]wnpa-sec-2018-16
       The ADB dissector could crash. ([4]Bug 14460)
     * [5]wnpa-sec-2018-17
       The IEEE 802.15.4 dissector could crash. ([6]Bug 14468)
     * [7]wnpa-sec-2018-18
       The NBAP dissector could crash. ([8]Bug 14471)
     * [9]wnpa-sec-2018-19
       The VLAN dissector could crash. ([10]Bug 14469)
     * [11]wnpa-sec-2018-20
       The LWAPP dissector could crash. ([12]Bug 14467)
     * [13]wnpa-sec-2018-21
       The TCP dissector could crash. ([14]Bug 14472)
     * [15]wnpa-sec-2018-22
       The CQL dissector could to into an infinite loop. ([16]Bug 14530)
     * [17]wnpa-sec-2018-23
       The Kerberos dissector could crash. ([18]Bug 14576)
     * [19]wnpa-sec-2018-24
       Multiple dissectors and other modules could leak memory. The TN3270
       ([20]Bug 14480), ISUP ([21]Bug 14481), LAPD ([22]Bug 14482), SMB2
       ([23]Bug 14483), GIOP ([24]Bug 14484), ASN.1 ([25]Bug 14485), MIME
       multipart ([26]Bug 14486), H.223 ([27]Bug 14487), and PCP ([28]Bug
       14488) dissectors were susceptible along with Wireshark and TShark
       ([29]Bug 14489).

   The following bugs have been fixed:
     * TRANSUM doesn't account for DNS retries in the Request Spread.
       ([30]Bug 14210)
     * BGP: IPv6 NLRI is received with Add-path ID, then Wireshark is not
       able to decode the packet correctly. ([31]Bug 14241)
     * Lua script calling Ethernet dissector runs OK in 1.12.4 but crashes
       in later releases. ([32]Bug 14293)
     * PEEKREMOTE dissector lacks 80mhz support, short preamble support
       and spatial streams encoding. ([33]Bug 14452)
     * Statistics > UDP Multicast Streams > [Copy|Save as..] is broken.
       ([34]Bug 14477)
     * Typo error in enumeration value of speech version identifier.
       ([35]Bug 14528)
     * In "Unsaved packets" dialog one can NOT use keyboard to choose
       "Continue without Saving". ([36]Bug 14531)
     * WCCP logical error in CHECK_LENGTH_ADVANCE_OFFSET macros. ([37]Bug
       14538)

     * Buildbot crash output: fuzz-2018-03-19-19114.pcap. ([38]Bug 14544)
     * alloca() used in wsutil/getopt_long.c without <alloca.h> inclusion.
       ([39]Bug 14552)
     * HP-UX HP ANSI C requires -Wp,-H200000 flag to compile. ([40]Bug
       14554)
     * Makefile.in uses non-portable "install" command. ([41]Bug 14555)
     * HP-UX HP ANSI C doesn't support assigning {} to a variable in
       epan/app_mem_usage.c. ([42]Bug 14556)
     * PPP in SSTP, HDLC framing not parsed properly. ([43]Bug 14559)
     * Using the DIAMETER dictionary causes the standard input to be
       closed when the dictionary is read. ([44]Bug 14577)

  Updated Protocol Support

   6LoWPAN, ADB, BGP, CQL, DNS, Ethernet, GIOP, GSM BSSMAP, H.223, IEEE
   802.11, IEEE 802.11 Radiotap, IEEE 802.15.4, ISUP, Kerberos, LAPD,
   LWAPP, MIME multipart, MP4, NBAP, NORDIC_BLE, PCP, PEEKREMOTE, S1AP,
   SMB2, SSTP, T.30, TCP, TN3270, TRANSUM, VLAN, WCCP, and WSP


(wiz)