heap-buffer-overflow on address 0x602000000073 at pc 0x00000058daae bp 0x7ffc81974d20 sp 0x7ffc81974d18
READ of size 1 at 0x602000000073 thread T0
#0 0x58daad in iwmiffr_convert_row32 /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-miff.c:407:18 #1 0x58a1c5 in iwmiff_read_pixels /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-miff.c:511:4 #2 0x5891d8 in iw_read_miff_file /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-miff.c:574:6 #3 0x566be8 in iw_read_file_by_fmt /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-allfmts.c:56:12 #4 0x519fbe in iwcmd_run /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-cmd.c:1191:6 #5 0x516623 in iwcmd_main /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-cmd.c:3018:7 #6 0x5164f1 in main /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-cmd.c:3067:9 #7 0x7fdcb1095b34 in __libc_start_main (/lib64/libc.so.6+0x21b34) #8 0x41bbeb in _start (/home/haojun/Downloads/testopensourcecode/imageworsener-master/imagew+0x41bbeb)
0x602000000073 is located 2 bytes to the right of 1-byte region [0x602000000070,0x602000000071)
allocated by thread T0 here:
#0 0x4e0c8d in calloc /home/haojun/Downloads/llvm-clang/llvm/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:74 #1 0x529b69 in my_mallocfn /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-cmd.c:792:9 #2 0x5aa33a in iw_malloc_ex /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-util.c:48:8 #3 0x5aa3e3 in iw_mallocz /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-util.c:65:9 #4 0x589d67 in iwmiff_read_pixels /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-miff.c:493:11 #5 0x5891d8 in iw_read_miff_file /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-miff.c:574:6 #6 0x566be8 in iw_read_file_by_fmt /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-allfmts.c:56:12 #7 0x519fbe in iwcmd_run /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-cmd.c:1191:6 #8 0x516623 in iwcmd_main /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-cmd.c:3018:7 #9 0x5164f1 in main /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-cmd.c:3067:9 #10 0x7fdcb1095b34 in __libc_start_main (/lib64/libc.so.6+0x21b34)
heap-buffer-overflow /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-miff.c:407:18 in iwmiffr_convert_row32
Shadow bytes around the buggy address:
0x0c047fff7fb0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c047fff7fc0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c047fff7fd0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c047fff7fe0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c047fff7ff0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
=>0x0c047fff8000: fa fa fd fa fa fa 00 03 fa fa 00 03 fa fa[01]fa
0x0c047fff8010: fa fa 01 fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff8020: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff8030: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff8040: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff8050: 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
==37702==ABORTING
on ImageWorsener 1.3.0
#imagew $FILE out.png
heap-buffer-overflow on address 0x602000000073 at pc 0x00000058daae bp 0x7ffc81974d20 sp 0x7ffc81974d18
READ of size 1 at 0x602000000073 thread T0
#0 0x58daad in iwmiffr_convert_row32 /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-miff.c:407:18
#1 0x58a1c5 in iwmiff_read_pixels /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-miff.c:511:4
#2 0x5891d8 in iw_read_miff_file /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-miff.c:574:6
#3 0x566be8 in iw_read_file_by_fmt /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-allfmts.c:56:12
#4 0x519fbe in iwcmd_run /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-cmd.c:1191:6
#5 0x516623 in iwcmd_main /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-cmd.c:3018:7
#6 0x5164f1 in main /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-cmd.c:3067:9
#7 0x7fdcb1095b34 in __libc_start_main (/lib64/libc.so.6+0x21b34)
#8 0x41bbeb in _start (/home/haojun/Downloads/testopensourcecode/imageworsener-master/imagew+0x41bbeb)
0x602000000073 is located 2 bytes to the right of 1-byte region [0x602000000070,0x602000000071)
allocated by thread T0 here:
#0 0x4e0c8d in calloc /home/haojun/Downloads/llvm-clang/llvm/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:74
#1 0x529b69 in my_mallocfn /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-cmd.c:792:9
#2 0x5aa33a in iw_malloc_ex /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-util.c:48:8
#3 0x5aa3e3 in iw_mallocz /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-util.c:65:9
#4 0x589d67 in iwmiff_read_pixels /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-miff.c:493:11
#5 0x5891d8 in iw_read_miff_file /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-miff.c:574:6
#6 0x566be8 in iw_read_file_by_fmt /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-allfmts.c:56:12
#7 0x519fbe in iwcmd_run /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-cmd.c:1191:6
#8 0x516623 in iwcmd_main /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-cmd.c:3018:7
#9 0x5164f1 in main /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-cmd.c:3067:9
#10 0x7fdcb1095b34 in __libc_start_main (/lib64/libc.so.6+0x21b34)
heap-buffer-overflow /home/haojun/Downloads/testopensourcecode/imageworsener-master/src/imagew-miff.c:407:18 in iwmiffr_convert_row32
Shadow bytes around the buggy address:
0x0c047fff7fb0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c047fff7fc0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c047fff7fd0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c047fff7fe0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c047fff7ff0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
=>0x0c047fff8000: fa fa fd fa fa fa 00 03 fa fa 00 03 fa fa[01]fa
0x0c047fff8010: fa fa 01 fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff8020: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff8030: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff8040: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff8050: 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
==37702==ABORTING
testcase:
https://github.com/bestshow/p0cs/blob/master/1049-heap-buffer-overflow-imagew-miff
Author: ADLab of Venustech
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