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Bug #3226
closedftp: ASAN error
Affected Versions:
Effort:
Difficulty:
Label:
Description
AddressSanitizer:DEADLYSIGNAL
=================================================================
==13109==ERROR: AddressSanitizer: SEGV on unknown address 0x60210149c62f (pc 0x000000631fc6 bp 0x7fe6582825f0 sp 0x7fe6582820e0 T56)
==13109==The signal is caused by a WRITE memory access.
#0 0x631fc5 in FTPParseRequest /home/victor/dev/suricata/src/app-layer-ftp.c
#1 0x676f2b in AppLayerParserParse /home/victor/dev/suricata/src/app-layer-parser.c:1225:13
#2 0x531993 in AppLayerHandleTCPData /home/victor/dev/suricata/src/app-layer.c:660:17
#3 0xd18545 in ReassembleUpdateAppLayer /home/victor/dev/suricata/src/stream-tcp-reassemble.c:1066:11
#4 0xd17140 in StreamTcpReassembleAppLayer /home/victor/dev/suricata/src/stream-tcp-reassemble.c:1123:12
#5 0xd1df1a in StreamTcpReassembleHandleSegmentUpdateACK /home/victor/dev/suricata/src/stream-tcp-reassemble.c:1689:9
#6 0xd1dbd7 in StreamTcpReassembleHandleSegment /home/victor/dev/suricata/src/stream-tcp-reassemble.c:1732:9
#7 0xcf3970 in HandleEstablishedPacketToClient /home/victor/dev/suricata/src/stream-tcp.c:2408:9
#8 0xcb5bb2 in StreamTcpPacketStateEstablished /home/victor/dev/suricata/src/stream-tcp.c:2645:13
#9 0xc9396c in StreamTcpStateDispatch /home/victor/dev/suricata/src/stream-tcp.c:4650:17
#10 0xc8a300 in StreamTcpPacket /home/victor/dev/suricata/src/stream-tcp.c:4838:13
#11 0xc94a09 in StreamTcp /home/victor/dev/suricata/src/stream-tcp.c:5174:11
#12 0xa7e0de in FlowWorker /home/victor/dev/suricata/src/flow-worker.c:233:9
#13 0xd5ef38 in TmThreadsSlotVarRun /home/victor/dev/suricata/src/tm-threads.c:128:17
#14 0xd70548 in TmThreadsSlotVar /home/victor/dev/suricata/src/tm-threads.c:585:17
#15 0x7fe68ad446da in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x76da)
AddressSanitizer:DEADLYSIGNAL
#16 0x7fe68886988e in clone /build/glibc-OTsEL5/glibc-2.27/misc/../sysdeps/unix/sysv/linux/x86_64/clone.S:95
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV /home/victor/dev/suricata/src/app-layer-ftp.c in FTPParseRequest
Thread T56 (W#55) created by T0 (Suricata-Main) here:
#0 0x4b3f9d in pthread_create (/home/victor/dev/suricata/src/suricata+0x4b3f9d)
#1 0xd6c1b2 in TmThreadSpawn /home/victor/dev/suricata/src/tm-threads.c:1868:14
#2 0xc0d989 in RunModeFilePcapAutoFp /home/victor/dev/suricata/src/runmode-pcap-file.c:252:13
#3 0xc243eb in RunModeDispatch /home/victor/dev/suricata/src/runmodes.c:377:5
#4 0xd2e861 in main /home/victor/dev/suricata/src/suricata.c:3034:5
#5 0x7fe688769b96 in __libc_start_main /build/glibc-OTsEL5/glibc-2.27/csu/../csu/libc-start.c:310
==13109==ABORTING
This is with a very large pcap, so will see if I can somehow isolate it. Please see if you can find an issue based on the above bt.
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