==51261==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x7f31f6562c0c at pc 0x00000040b1ca bp 0x7ffd61861490 sp 0x7ffd61861480
WRITE of size 4 at 0x7f31f6562c0c thread T0
#0 0x40b1c9 in WritePixels /src/ngiflib/ngiflib.c:213
#1 0x40b1c9 in DecodeGifImg /src/ngiflib/ngiflib.c:530
#2 0x410534 in LoadGif /src/ngiflib/ngiflib.c:766
#3 0x4019e7 in main /src/ngiflib/gif2tga.c:95
#4 0x7f31f507182f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2082f)
#5 0x403338 in _start (/src/ngiflib/afl-gif2tga+0x403338)
0x7f31f6562c0c is located 0 bytes to the right of 144396-byte region [0x7f31f653f800,0x7f31f6562c0c)
allocated by thread T0 here:
#0 0x7f31f54b3602 in malloc (/usr/lib/x86_64-linux-gnu/libasan.so.2+0x98602)
#1 0x410cfc in LoadGif /src/ngiflib/ngiflib.c:586
SUMMARY: AddressSanitizer: heap-buffer-overflow /src/ngiflib/ngiflib.c:213 WritePixels
Shadow bytes around the buggy address:
0x0fe6beca4530: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0fe6beca4540: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0fe6beca4550: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0fe6beca4560: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0fe6beca4570: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
=>0x0fe6beca4580: 00[04]fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0fe6beca4590: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0fe6beca45a0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0fe6beca45b0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0fe6beca45c0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0fe6beca45d0: 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
Heap right redzone: fb
Freed heap region: fd
Stack left redzone: f1
Stack mid redzone: f2
Stack right redzone: f3
Stack partial redzone: f4
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
==51261==ABORTING
ASAN Report:
Command:
Test File:
test-input.zip
Thanks
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