rgujju / jpeg2array Goto Github PK
View Code? Open in Web Editor NEWconvert jpeg images to C/C++ array for use with arduino
License: MIT License
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jpeg2array's Issues
heap over flow
#enviroment
ubuntu 18.04
requirement
compile with asan
command
./jpeg2array poc
poc
https://drive.google.com/file/d/1mNte5aOqHYj619n2lzgSiHmkXfCI07zy/view?usp=sharing
output
=================================================================
==32906==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x602000000038 at pc 0x7f37ff9d477a bp 0x7ffd5c45ac90 sp 0x7ffd5c45a438
WRITE of size 9 at 0x602000000038 thread T0
#0 0x7f37ff9d4779 (/usr/lib/x86_64-linux-gnu/libasan.so.4+0x79779)
#1 0x5570b5353307 in main /home/fuzz/jpeg2array/jpeg2array.c:85
#2 0x7f37ff58bbf6 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21bf6)
#3 0x5570b5353b39 in _start (/home/micro/all/found/jpeg2array/jpeg2array_asan+0x2b39)
0x602000000038 is located 0 bytes to the right of 8-byte region [0x602000000030,0x602000000038)
allocated by thread T0 here:
#0 0x7f37ffa39b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40)
#1 0x5570b53532f3 in main /home/fuzz/jpeg2array/jpeg2array.c:84
SUMMARY: AddressSanitizer: heap-buffer-overflow (/usr/lib/x86_64-linux-gnu/libasan.so.4+0x79779)
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 00 02 fa fa 00[fa]fa fa fa fa fa fa fa fa
0x0c047fff8010: fa fa fa 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
==32906==ABORTING
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