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SEGV on decompile.c #147

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legend-issue opened this issue Jul 4, 2018 · 0 comments
Open

SEGV on decompile.c #147

legend-issue opened this issue Jul 4, 2018 · 0 comments

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@legend-issue
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=================================================================
==50118==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x00000041083c bp 0x7fffdac0fb10 sp 0x7fffdac0faf0 T0)
    #0 0x41083b in getString /home/aflgo/libming-ming-0_4_8/util/decompile.c:349
    #1 0x412015 in newVar_N /home/aflgo/libming-ming-0_4_8/util/decompile.c:653
    #2 0x41d3bb in decompileSTRINGCONCAT /home/aflgo/libming-ming-0_4_8/util/decompile.c:2945
    #3 0x41e494 in decompileAction /home/aflgo/libming-ming-0_4_8/util/decompile.c:3360
    #4 0x41e5cc in decompileActions /home/aflgo/libming-ming-0_4_8/util/decompile.c:3401
    #5 0x4195dc in decompileIF /home/aflgo/libming-ming-0_4_8/util/decompile.c:2360
    #6 0x41e141 in decompileAction /home/aflgo/libming-ming-0_4_8/util/decompile.c:3242
    #7 0x41e5cc in decompileActions /home/aflgo/libming-ming-0_4_8/util/decompile.c:3401
    #8 0x41e6f9 in decompile5Action /home/aflgo/libming-ming-0_4_8/util/decompile.c:3423
    #9 0x40b6bf in outputSWF_DOACTION /home/aflgo/libming-ming-0_4_8/util/outputscript.c:1547
    #10 0x40dc79 in outputBlock /home/aflgo/libming-ming-0_4_8/util/outputscript.c:2079
    #11 0x40ecab in readMovie /home/aflgo/libming-ming-0_4_8/util/main.c:277
    #12 0x40f3da in main /home/aflgo/libming-ming-0_4_8/util/main.c:350
    #13 0x7fa2dfd5d82f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2082f)
    #14 0x401b18 in _start (/home/aflgo/libming-ming-0_4_8/util/.libs/lt-swftotcl+0x401b18)

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV /home/aflgo/libming-ming-0_4_8/util/decompile.c:349 getString
==50118==ABORTING

swftotcl $poc
https://github.com/legend-issue/pocs/blob/573e6dd65372df06f110cc14de1f28771c0dbe80/libming/id:000248%2Csig:11%2Csrc:000000%2Cop:havoc%2Crep:2

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