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Fedora Update Notification
FEDORA-2020-f47830961a
2020-06-24 00:59:05.970381
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Name : tcpreplay
Product : Fedora 32
Version : 4.3.3
Release : 1.fc32
URL : http://tcpreplay.appneta.com/
Summary : Replay captured network traffic
Description :
Tcpreplay is a tool to replay captured network traffic. Currently, tcpreplay
supports pcap (tcpdump) and snoop capture formats. Also included, is tcpprep
a tool to pre-process capture files to allow increased performance under
certain conditions as well as capinfo which provides basic information about
capture files.

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Update Information:

This release contains bug fixes only (which includes security fixes): –
Increase cache buffers size to accomodate VLAN edits (#594) – Correct L2 header
length to correct IP header offset (#583) – Fix warnings from gcc version 10
(#580) – Heap Buffer Overflow in randomize_iparp (#579) – Use after free in
get_ipv6_next (#578) – Heap Buffer Overflow in git_ipv6_next (#576) – Call
pcap_freecode() on pcap_compile() (#572) – Increase max snaplen to 262144 (#571)
– Fix divide by zero in fuzzing (#570) – Unique IP repeats at very high
iteration counts (#566) – Fails to compile on FreeBSD amd64 13.0 (#558) – Heap
Buffer Overflow in do_checksum (#556) (#577) – Attempt to correct corrupt pcap
files, if possible (#557) – Fix GCC v10 warnings (#555) – Remove some duplicated
SOURCES entries (#551) – Expand /dev/bpfX hard limit to fix macOS Mojave (#550)
– Implement –loopdelay-ms when using –loop=0 (#546) – Heap overflow
packet2tree and get_l2len (#530)
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ChangeLog:

* Mon Jun 15 2020 Bojan Smojver <bojan@rexursive com> – 4.3.3-1
– bump up to 4.3.3
– CVE-2020-12740
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References:

[ 1 ] Bug #1678246 – CVE-2019-8377 tcpreplay: null pointer dereference in function get_ipv6_l4proto() in get.c [epel-all]
https://bugzilla.redhat.com/show_bug.cgi?id=1678246
[ 2 ] Bug #1835343 – CVE-2020-12740 tcpreplay: Heap-based buffer over-read in function get_ipv6_next() at common/get.c [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=1835343
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This update can be installed with the “dnf” update program. Use
su -c ‘dnf upgrade –advisory FEDORA-2020-f47830961a’ at the command
line. For more information, refer to the dnf documentation available at
http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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