```
==23011==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x616000002108 at pc 0x00000050688f bp 0x7ffebf2a5830 sp 0x7ffebf2a5828
READ of size 8 at 0x616000002108 thread T0
    #0 0x50688e in decompile_SWITCH /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:2015:37
    #1 0x500a8d in decompileIF /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:2500:6
    #2 0x4fd2c9 in decompileAction /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3242:10
    #3 0x50470c in decompileActions /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3401:6
    #4 0x50119a in decompileIF /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c
    #5 0x4fd2c9 in decompileAction /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3242:10
    #6 0x50470c in decompileActions /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3401:6
    #7 0x5010f2 in decompileIF /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:2549:5
    #8 0x4fd2c9 in decompileAction /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3242:10
    #9 0x50470c in decompileActions /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3401:6
    #10 0x503dc1 in decompileSETTARGET /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3076:3
    #11 0x4fd309 in decompileAction /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c
    #12 0x50470c in decompileActions /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3401:6
    #13 0x507223 in decompile5Action /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3423:2
    #14 0x4f2315 in outputSWF_DEFINEBUTTON2 /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/outputscript.c:932:2
    #15 0x4f88cd in outputBlock /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/outputscript.c:2079:4
    #16 0x4fbfa9 in readMovie /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/main.c:277:4
    #17 0x4fb633 in main /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/main.c:350:2
    #18 0x7f904662bc86 in __libc_start_main /build/glibc-CVJwZb/glibc-2.27/csu/../csu/libc-start.c:310
    #19 0x41cce9 in _start (/home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/swftophp+0x41cce9)

0x616000002108 is located 8 bytes to the right of 640-byte region [0x616000001e80,0x616000002100)
allocated by thread T0 here:
    #0 0x4ad518 in calloc /home/eval/build/llvm_tools/llvm-11.0.0.src/projects/compiler-rt/lib/asan/asan_malloc_linux.cpp:154
    #1 0x5009c5 in decompileIF /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:2493:38
    #2 0x4fd2c9 in decompileAction /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3242:10
    #3 0x50470c in decompileActions /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3401:6
    #4 0x50119a in decompileIF /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c
    #5 0x4fd2c9 in decompileAction /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3242:10
    #6 0x50470c in decompileActions /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3401:6
    #7 0x5010f2 in decompileIF /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:2549:5
    #8 0x4fd2c9 in decompileAction /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3242:10
    #9 0x50470c in decompileActions /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3401:6
    #10 0x503dc1 in decompileSETTARGET /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3076:3
    #11 0x4fd309 in decompileAction /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c
    #12 0x50470c in decompileActions /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3401:6
    #13 0x507223 in decompile5Action /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3423:2
    #14 0x4f2315 in outputSWF_DEFINEBUTTON2 /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/outputscript.c:932:2
    #15 0x4f88cd in outputBlock /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/outputscript.c:2079:4
    #16 0x4fbfa9 in readMovie /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/main.c:277:4
    #17 0x4fb633 in main /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/main.c:350:2
    #18 0x7f904662bc86 in __libc_start_main /build/glibc-CVJwZb/glibc-2.27/csu/../csu/libc-start.c:310

SUMMARY: AddressSanitizer: heap-buffer-overflow /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:2015:37 in decompile_SWITCH
Shadow bytes around the buggy address:
  0x0c2c7fff83d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x0c2c7fff83e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x0c2c7fff83f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x0c2c7fff8400: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x0c2c7fff8410: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
=>0x0c2c7fff8420: fa[fa]fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c2c7fff8430: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c2c7fff8440: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c2c7fff8450: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c2c7fff8460: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c2c7fff8470: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
Shadow byte legend (one shadow byte represents 8 application bytes):
  Addressable:           00
  Partially addressable: 01 02 03 04 05 06 07 
  Heap left redzone:       fa
  Freed heap region:       fd
  Stack left redzone:      f1
  Stack mid redzone:       f2
  Stack right redzone:     f3
  Stack after return:      f5
  Stack use after scope:   f8
  Global redzone:          f9
  Global init order:       f6
  Poisoned by user:        f7
  Container overflow:      fc
  Array cookie:            ac
  Intra object redzone:    bb
  ASan internal:           fe
  Left alloca redzone:     ca
  Right alloca redzone:    cb
  Shadow gap:              cc
==23011==ABORTING
```
[poc-12.zip](https://github.com/libming/libming/files/12116223/poc-12.zip)

heap-buffer-overflow in decompile_SWITCH
This is a GitHub Issue
repo:libming
owner:libming
Title : heap-buffer-overflow in decompile_SWITCH
Issue date:

--- start body ---
```
==23011==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x616000002108 at pc 0x00000050688f bp 0x7ffebf2a5830 sp 0x7ffebf2a5828
READ of size 8 at 0x616000002108 thread T0
    #0 0x50688e in decompile_SWITCH /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:2015:37
    #1 0x500a8d in decompileIF /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:2500:6
    #2 0x4fd2c9 in decompileAction /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3242:10
    #3 0x50470c in decompileActions /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3401:6
    #4 0x50119a in decompileIF /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c
    #5 0x4fd2c9 in decompileAction /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3242:10
    #6 0x50470c in decompileActions /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3401:6
    #7 0x5010f2 in decompileIF /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:2549:5
    #8 0x4fd2c9 in decompileAction /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3242:10
    #9 0x50470c in decompileActions /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3401:6
    #10 0x503dc1 in decompileSETTARGET /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3076:3
    #11 0x4fd309 in decompileAction /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c
    #12 0x50470c in decompileActions /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3401:6
    #13 0x507223 in decompile5Action /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3423:2
    #14 0x4f2315 in outputSWF_DEFINEBUTTON2 /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/outputscript.c:932:2
    #15 0x4f88cd in outputBlock /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/outputscript.c:2079:4
    #16 0x4fbfa9 in readMovie /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/main.c:277:4
    #17 0x4fb633 in main /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/main.c:350:2
    #18 0x7f904662bc86 in __libc_start_main /build/glibc-CVJwZb/glibc-2.27/csu/../csu/libc-start.c:310
    #19 0x41cce9 in _start (/home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/swftophp+0x41cce9)

0x616000002108 is located 8 bytes to the right of 640-byte region [0x616000001e80,0x616000002100)
allocated by thread T0 here:
    #0 0x4ad518 in calloc /home/eval/build/llvm_tools/llvm-11.0.0.src/projects/compiler-rt/lib/asan/asan_malloc_linux.cpp:154
    #1 0x5009c5 in decompileIF /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:2493:38
    #2 0x4fd2c9 in decompileAction /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3242:10
    #3 0x50470c in decompileActions /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3401:6
    #4 0x50119a in decompileIF /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c
    #5 0x4fd2c9 in decompileAction /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3242:10
    #6 0x50470c in decompileActions /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3401:6
    #7 0x5010f2 in decompileIF /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:2549:5
    #8 0x4fd2c9 in decompileAction /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3242:10
    #9 0x50470c in decompileActions /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3401:6
    #10 0x503dc1 in decompileSETTARGET /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3076:3
    #11 0x4fd309 in decompileAction /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c
    #12 0x50470c in decompileActions /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3401:6
    #13 0x507223 in decompile5Action /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:3423:2
    #14 0x4f2315 in outputSWF_DEFINEBUTTON2 /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/outputscript.c:932:2
    #15 0x4f88cd in outputBlock /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/outputscript.c:2079:4
    #16 0x4fbfa9 in readMovie /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/main.c:277:4
    #17 0x4fb633 in main /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/main.c:350:2
    #18 0x7f904662bc86 in __libc_start_main /build/glibc-CVJwZb/glibc-2.27/csu/../csu/libc-start.c:310

SUMMARY: AddressSanitizer: heap-buffer-overflow /home/eval/Desktop/libming-CVE-2018-8962/obj-aflgo/util/../../util/decompile.c:2015:37 in decompile_SWITCH
Shadow bytes around the buggy address:
  0x0c2c7fff83d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x0c2c7fff83e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x0c2c7fff83f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x0c2c7fff8400: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x0c2c7fff8410: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
=>0x0c2c7fff8420: fa[fa]fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c2c7fff8430: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c2c7fff8440: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c2c7fff8450: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c2c7fff8460: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c2c7fff8470: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
Shadow byte legend (one shadow byte represents 8 application bytes):
  Addressable:           00
  Partially addressable: 01 02 03 04 05 06 07 
  Heap left redzone:       fa
  Freed heap region:       fd
  Stack left redzone:      f1
  Stack mid redzone:       f2
  Stack right redzone:     f3
  Stack after return:      f5
  Stack use after scope:   f8
  Global redzone:          f9
  Global init order:       f6
  Poisoned by user:        f7
  Container overflow:      fc
  Array cookie:            ac
  Intra object redzone:    bb
  ASan internal:           fe
  Left alloca redzone:     ca
  Right alloca redzone:    cb
  Shadow gap:              cc
==23011==ABORTING
```
[poc-12.zip](https://github.com/libming/libming/files/12116223/poc-12.zip)

--- end body ---
