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Bug #2833
closedmem leak - rules loading hunt rules
Affected Versions:
Effort:
low
Difficulty:
low
Label:
Description
wget https://raw.githubusercontent.com/travisbgreen/hunting-rules/master/hunting.rules pevma@DonPedro:~/Work/Suricata/tests/tmp$ sudo LSAN_OPTIONS=suppressions=/home/pevma/Work/Suricata/suricomp/suricata/qa/lsan.suppress ASAN_SYMBOLIZER_PATH=/usr/lib/llvm-6.0/bin/llvm-symbolizer /opt/suricata-asan/bin/suricata -T -S hunting.rules [2017] 18/2/2019 -- 09:14:44 - (suricata.c:1889) <Info> (ParseCommandLine) -- Running suricata under test mode [2017] 18/2/2019 -- 09:14:44 - (suricata.c:1085) <Notice> (LogVersion) -- This is Suricata version 5.0.0-dev (rev 7811498d) [2017] 18/2/2019 -- 09:14:45 - (suricata.c:2995) <Notice> (main) -- Configuration provided was successfully loaded. Exiting. ================================================================= ==2017==ERROR: LeakSanitizer: detected memory leaks Direct leak of 20 byte(s) in 7 object(s) allocated from: #0 0x4ce333 in __interceptor_malloc (/opt/suricata-asan/bin/suricata+0x4ce333) #1 0x7efc3f888a14 in pcre_get_substring (/lib/x86_64-linux-gnu/libpcre.so.3+0x28a14) #2 0x427959 in __asan::asan_malloc(unsigned long, __sanitizer::BufferedStackTrace*) (/opt/suricata-asan/bin/suricata+0x427959) Direct leak of 2 byte(s) in 1 object(s) allocated from: #0 0x4ce333 in __interceptor_malloc (/opt/suricata-asan/bin/suricata+0x4ce333) #1 0x7efc3f888a14 in pcre_get_substring (/lib/x86_64-linux-gnu/libpcre.so.3+0x28a14) #2 0x427959 in __asan::asan_malloc(unsigned long, __sanitizer::BufferedStackTrace*) (/opt/suricata-asan/bin/suricata+0x427959) #3 0x128fa08 in SigMatchAlloc /home/pevma/Work/Suricata/suricomp/suricata/src/detect-parse.c:236:1 #4 0xe87e19 in DetectFlowSetup /home/pevma/Work/Suricata/suricomp/suricata/src/detect-flow.c:406:1 #5 0x12983f7 in SigParseOptions /home/pevma/Work/Suricata/suricomp/suricata/src/detect-parse.c:724:13 #6 0x1294490 in SigParse /home/pevma/Work/Suricata/suricomp/suricata/src/detect-parse.c:1155:19 #7 0x129e1c3 in SigInitHelper /home/pevma/Work/Suricata/suricomp/suricata/src/detect-parse.c:1785:9 #8 0x129db25 in SigInit /home/pevma/Work/Suricata/suricomp/suricata/src/detect-parse.c:1918:16 #9 0x129fc05 in DetectEngineAppendSig /home/pevma/Work/Suricata/suricomp/suricata/src/detect-parse.c:2192:22 #10 0xd162ea in DetectLoadSigFile /home/pevma/Work/Suricata/suricomp/suricata/src/detect-engine-loader.c:169:15 #11 0xd11505 in ProcessSigFiles /home/pevma/Work/Suricata/suricomp/suricata/src/detect-engine-loader.c:248:13 #12 0xd0f487 in SigLoadSignatures /home/pevma/Work/Suricata/suricomp/suricata/src/detect-engine-loader.c:327:15 #13 0x18288b3 in LoadSignatures /home/pevma/Work/Suricata/suricomp/suricata/src/suricata.c:2442:9 #14 0x181d936 in PostConfLoadedDetectSetup /home/pevma/Work/Suricata/suricomp/suricata/src/suricata.c:2593:17 #15 0x1808911 in main /home/pevma/Work/Suricata/suricomp/suricata/src/suricata.c:2992:5 #16 0x7efc3e95009a in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2409a) SUMMARY: AddressSanitizer: 22 byte(s) leaked in 8 allocation(s). pevma@DonPedro:~/Work/Suricata/tests/tmp$ pevma@DonPedro:~/Work/Suricata/tests/tmp$ /opt/suricata-asan/bin/suricata --build-info This is Suricata version 5.0.0-dev (rev 7811498d) Features: UNITTESTS PCAP_SET_BUFF AF_PACKET HAVE_PACKET_FANOUT LIBCAP_NG LIBNET1.1 HAVE_HTP_URI_NORMALIZE_HOOK PCRE_JIT HAVE_NSS HAVE_LUA HAVE_LUAJIT HAVE_LIBJANSSON TLS MAGIC RUST SIMD support: SSE_4_2 SSE_4_1 SSE_3 Atomic intrisics: 1 2 4 8 16 byte(s) 64-bits, Little-endian architecture GCC version 4.2.1 Compatible Clang 7.0.1 (tags/RELEASE_701/final), C version 199901 compiled with _FORTIFY_SOURCE=0 L1 cache line size (CLS)=64 thread local storage method: __thread compiled with LibHTP v0.5.28, linked against LibHTP v0.5.28 Suricata Configuration: AF_PACKET support: yes eBPF support: no XDP support: no PF_RING support: no NFQueue support: no NFLOG support: no IPFW support: no Netmap support: no DAG enabled: no Napatech enabled: no WinDivert enabled: no Unix socket enabled: yes Detection enabled: yes Libmagic support: yes libnss support: yes libnspr support: yes libjansson support: yes liblzma support: yes hiredis support: no hiredis async with libevent: no Prelude support: no PCRE jit: yes LUA support: yes, through luajit libluajit: yes libgeoip: yes Non-bundled htp: no Old barnyard2 support: no Hyperscan support: yes Libnet support: yes liblz4 support: yes Rust support: yes (default) Rust strict mode: yes Rust debug mode: no Rust compiler: rustc 1.31.0 Rust cargo: cargo 1.31.0 Install suricatasc: yes Install suricata-update: no Profiling enabled: no Profiling locks enabled: no Development settings: Coccinelle / spatch: yes Unit tests enabled: yes Debug output enabled: no Debug validation enabled: no Generic build parameters: Installation prefix: /opt/suricata-asan Configuration directory: /opt/suricata-asan/etc/suricata/ Log directory: /opt/suricata-asan/var/log/suricata/ --prefix /opt/suricata-asan --sysconfdir /opt/suricata-asan/etc --localstatedir /opt/suricata-asan/var --datarootdir /opt/suricata-asan/share Host: x86_64-pc-linux-gnu Compiler: clang (exec name) / clang (real) GCC Protect enabled: no GCC march native enabled: yes GCC Profile enabled: no Position Independent Executable enabled: no CFLAGS -ggdb3 -Werror -Wchar-subscripts -fno-strict-aliasing -fstack-protector-all -fsanitize=address -fno-omit-frame-pointer -Wno-unused-parameter -Wno-unused-function -march=native -I${srcdir}/../rust/gen/c-headers PCAP_CFLAGS -I/usr/include SECCFLAGS
Updated by Victor Julien over 5 years ago
- Status changed from New to Assigned
- Assignee set to Jeff Lucovsky
- Target version set to 5.0beta1
Updated by Jeff Lucovsky over 5 years ago
Through trial and error, this is the single rule that causes the memory leaks; furthermore, the number of
toselements correlates to the number of leaking allocations.
alert ip any any -> any any (msg:"TGI HUNT non-DiffServ aware TOS setting"; flow:established,to_server; tos:!0; tos:!8; tos:!16; tos:!24; tos:!32; tos:!40; tos:!48; tos:!56; threshold:type limit, track by_src, seconds 60, count 1; classtype:bad-unknown; sid:2600124; rev:1;)
Updated by Jeff Lucovsky over 5 years ago
- Status changed from Assigned to Resolved
- Effort set to low
- Difficulty set to low
Updated by Victor Julien over 5 years ago
- Status changed from Resolved to Closed
- Priority changed from High to Normal
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