ELA-78-1 wireshark security update

issues in several dissectors

Related CVE CVE-2019-5716 CVE-2019-5717 CVE-2019-5719

Several issues in wireshark, a network traffic analyzer, have been found. Dissectors of - ISAKMP, a Internet Security Association and Key Management Protocol - P_MUL, a reliable multicast transfer protocol - 6LoWPAN, IPv6 over Low power Wireless Personal Area Network are affected.

CVE-2019-5719 Mateusz Jurczyk found that a missing encryption block in a packet could crash the ISAKMP dissector.

CVE-2019-5717 It was found that the P_MUL dissector could crash when a malformed packet contains an illegal Data PDU sequence number of 0. Such a packet may not be analysed.

CVE-2019-5716 It was found that the 6LoWPAN dissector could crash when a malformed packet does not contain IPHC information though the header says it should.

For Debian 7 Wheezy, these problems have been fixed in version 1.12.1+g01b65bf-4+deb8u6~deb7u14.

We recommend that you upgrade your wireshark packages.

Further information about Extended LTS security advisories can be found at: https://deb.freexian.com/extended-lts/