https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14488
Bug ID: 14488
Summary: tshark memory leaks with asan / valgrind [Co-Pilot]
(9/10)
Product: Wireshark
Version: Git
Hardware: x86
OS: Linux
Status: UNCONFIRMED
Severity: Major
Priority: Low
Component: Dissection engine (libwireshark)
Assignee: bugzilla-ad...@wireshark.org
Reporter: otto.air...@gmail.com
Target Milestone: ---
Created attachment 16204
--> https://bugs.wireshark.org/bugzilla/attachment.cgi?id=16204&action=edit
file to cause tshark to leak memory
Build Information:
TShark (Wireshark) 2.5.1 (v2.5.1rc0-467-g2eb6f3b5)
Built using clang 4.2.1 Compatible Clang 3.8.0 (tags/RELEASE_380/final).
--
tshark leaking memory when executing command:
ASAN_OPTIONS='abort_on_error=1:detect_leaks=1' tshark -2 -V -r <filename>
Direct leak of 24 byte(s) in 1 object(s) allocated from:
#0 0x4c41c8 in __interceptor_malloc ??:?
#2 0x7f7c580f1718 in g_malloc ??:?
#4 0x7f7c61d16941 in tcp_dissect_pdus
/home/fuzzer/wireshark/wireshark/epan/dissectors/packet-tcp.c:3612
#6 0x7f7c617e6064 in dissect_pcp
/home/fuzzer/wireshark/wireshark/epan/dissectors/packet-pcp.c:1734
#8 0x7f7c604ca291 in call_dissector_through_handle
/home/fuzzer/wireshark/wireshark/epan/packet.c:694
#10 0x7f7c604bb0bb in call_dissector_work
/home/fuzzer/wireshark/wireshark/epan/packet.c:779
#12 0x7f7c604b6f0b in call_dissector_only
/home/fuzzer/wireshark/wireshark/epan/packet.c:3092
#13 0x7f7c604b6f0b in call_dissector_with_data
/home/fuzzer/wireshark/wireshark/epan/packet.c:3105
#15 0x7f7c6183826b in dissect_through_pcp
/home/fuzzer/wireshark/wireshark/epan/dissectors/packet-pmproxy.c:164
#16 0x7f7c6183826b in dissect_pmproxy
/home/fuzzer/wireshark/wireshark/epan/dissectors/packet-pmproxy.c:193
#18 0x7f7c604ca291 in call_dissector_through_handle
/home/fuzzer/wireshark/wireshark/epan/packet.c:694
#20 0x7f7c604bb0bb in call_dissector_work
/home/fuzzer/wireshark/wireshark/epan/packet.c:779
#22 0x7f7c604bab62 in dissector_try_uint_new
/home/fuzzer/wireshark/wireshark/epan/packet.c:1361
#24 0x7f7c61d187c5 in decode_tcp_ports
/home/fuzzer/wireshark/wireshark/epan/dissectors/packet-tcp.c:5542
#26 0x7f7c61d1e4d9 in process_tcp_payload
/home/fuzzer/wireshark/wireshark/epan/dissectors/packet-tcp.c:5611
#28 0x7f7c61d1b124 in desegment_tcp
/home/fuzzer/wireshark/wireshark/epan/dissectors/packet-tcp.c:3134
#29 0x7f7c61d1b124 in dissect_tcp_payload
/home/fuzzer/wireshark/wireshark/epan/dissectors/packet-tcp.c:5684
#31 0x7f7c61d29800 in dissect_tcp
/home/fuzzer/wireshark/wireshark/epan/dissectors/packet-tcp.c:6522
#33 0x7f7c604ca291 in call_dissector_through_handle
/home/fuzzer/wireshark/wireshark/epan/packet.c:694
#35 0x7f7c604bb0bb in call_dissector_work
/home/fuzzer/wireshark/wireshark/epan/packet.c:779
#37 0x7f7c604bab62 in dissector_try_uint_new
/home/fuzzer/wireshark/wireshark/epan/packet.c:1361
#39 0x7f7c611f0244 in ip_try_dissect
/home/fuzzer/wireshark/wireshark/epan/dissectors/packet-ip.c:1845
#41 0x7f7c612408c8 in ipv6_dissect_next
/home/fuzzer/wireshark/wireshark/epan/dissectors/packet-ipv6.c:2469
#43 0x7f7c61242982 in dissect_ipv6
/home/fuzzer/wireshark/wireshark/epan/dissectors/packet-ipv6.c:2417
#45 0x7f7c604ca291 in call_dissector_through_handle
/home/fuzzer/wireshark/wireshark/epan/packet.c:694
#47 0x7f7c604bb0bb in call_dissector_work
/home/fuzzer/wireshark/wireshark/epan/packet.c:779
#49 0x7f7c604bb8de in dissector_try_uint_new
/home/fuzzer/wireshark/wireshark/epan/packet.c:1361
#50 0x7f7c604bb8de in dissector_try_uint
/home/fuzzer/wireshark/wireshark/epan/packet.c:1385
#52 0x7f7c60e787b0 in dissect_ethertype
/home/fuzzer/wireshark/wireshark/epan/dissectors/packet-ethertype.c:259
#54 0x7f7c604ca291 in call_dissector_through_handle
/home/fuzzer/wireshark/wireshark/epan/packet.c:694
#56 0x7f7c604bb0bb in call_dissector_work
/home/fuzzer/wireshark/wireshark/epan/packet.c:779
#58 0x7f7c604b6f0b in call_dissector_only
/home/fuzzer/wireshark/wireshark/epan/packet.c:3092
#59 0x7f7c604b6f0b in call_dissector_with_data
/home/fuzzer/wireshark/wireshark/epan/packet.c:3105
#61 0x7f7c60e7551e in dissect_eth_common
/home/fuzzer/wireshark/wireshark/epan/dissectors/packet-eth.c:526
#63 0x7f7c60e73087 in dissect_eth
/home/fuzzer/wireshark/wireshark/epan/dissectors/packet-eth.c:801
(discriminator 3)
Credit goes to: Otto Airamo and Antti Levomäki, Forcepoint
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