ASAN:SIGSEGV
=================================================================
==33413==ERROR: AddressSanitizer: SEGV on unknown address 0x63001eedeec1 (pc 0x56001ae1aa1c bp 0x7ffc0f008820 sp 0x7ffc0f008570 T0)
#0 0x56001ae1aa1b in bit_read_BB /home/seviezhou/libredwg/src/bits.c:186
#1 0x56001ae3d11b in bit_read_BS /home/seviezhou/libredwg/src/bits.c:525
#2 0x56001ae3d11b in bit_read_TU /home/seviezhou/libredwg/src/bits.c:1891
#3 0x56001ae4d52b in bit_read_CMC /home/seviezhou/libredwg/src/bits.c:2610
#4 0x56001a5261c2 in dwg_decode_VIEWPORT_private /home/seviezhou/libredwg/src/dwg.spec:1674
#5 0x56001aef02ff in dwg_decode_VIEWPORT /home/seviezhou/libredwg/src/dwg.spec:1607
#6 0x56001aef02ff in dwg_decode_add_object /home/seviezhou/libredwg/src/decode.c:5583
#7 0x56001aef77b8 in read_2004_section_handles /home/seviezhou/libredwg/src/decode.c:2843
#8 0x56001aef77b8 in decode_R2004 /home/seviezhou/libredwg/src/decode.c:3682
#9 0x56001af060ba in dwg_decode /home/seviezhou/libredwg/src/decode.c:242
#10 0x56001adfcd94 in dwg_read_file /home/seviezhou/libredwg/src/dwg.c:251
#11 0x56001adfa242 in main /home/seviezhou/libredwg/programs/dwg2dxf.c:258
#12 0x7f13152a8b96 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
#13 0x56001adfb2b9 in _start (/home/seviezhou/libredwg/programs/dwg2dxf+0xa8d2b9)
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV /home/seviezhou/libredwg/src/bits.c:186 bit_read_BB
==33413==ABORTING
System info
Ubuntu X64, gcc (Ubuntu 5.5.0-12ubuntu1), dwg2dxf (latest master bacd017)
Configure
CFLAGS="-g -fsanitize=address" LDFLAGS="-fsanitize=address" ./configure
Command line
./programs/dwg2dxf -b -m ./SEGV-bit_read_BB-bits-186 -o /dev/null
Output
AddressSanitizer output
POC
SEGV-bit_read_BB-bits-186.zip
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