heap buffer overflow running wavpack with "-y poc.wav" option
Running 'wavpack -y poc.wav' with the attached file raises heap buffer overflow
which may allow a remote attacker to cause unspecified impact including denial-of-service attack
I expected the program to terminate without segfault, but the program crashes as follow
june@june:~/temp/report/wavpack/00009776$ ../../binary/wavpack-5.1.0/cli/.libs/wavpack -y poc.wav
WAVPACK Hybrid Lossless Audio Compressor Linux Version 5.1.0
Copyright (c) 1998 - 2017 David Bryant. All Rights Reserved.
creating poc.wv,=================================================================
==3834==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x60200000ef91 at pc 0x7ffff6e8105b bp 0x7fffffffb2e0 sp 0x7fffffffaa90
READ of size 2 at 0x60200000ef91 thread T0
#0 0x7ffff6e8105a (/usr/lib/x86_64-linux-gnu/libasan.so.3+0x4305a)
#1 0x55555557ad85 in ParseDsdiffHeaderConfig /home/june/temp/report/binary/wavpack-5.1.0/cli/dsdiff.c:171
#2 0x555555567c3a in pack_file /home/june/temp/report/binary/wavpack-5.1.0/cli/wavpack.c:1774
#3 0x555555565e5e in main /home/june/temp/report/binary/wavpack-5.1.0/cli/wavpack.c:1270
#4 0x7ffff65902b0 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x202b0)
#5 0x5555555609a9 in _start (/home/june/temp/report/binary/wavpack-5.1.0/cli/.libs/wavpack+0xc9a9)
0x60200000ef91 is located 0 bytes to the right of 1-byte region [0x60200000ef90,0x60200000ef91)
allocated by thread T0 here:
#0 0x7ffff6effd28 in malloc (/usr/lib/x86_64-linux-gnu/libasan.so.3+0xc1d28)
#1 0x55555557ac4a in ParseDsdiffHeaderConfig /home/june/temp/report/binary/wavpack-5.1.0/cli/dsdiff.c:156
#2 0x555555567c3a in pack_file /home/june/temp/report/binary/wavpack-5.1.0/cli/wavpack.c:1774
#3 0x555555565e5e in main /home/june/temp/report/binary/wavpack-5.1.0/cli/wavpack.c:1270
#4 0x7ffff65902b0 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x202b0)
SUMMARY: AddressSanitizer: heap-buffer-overflow (/usr/lib/x86_64-linux-gnu/libasan.so.3+0x4305a)
Shadow bytes around the buggy address:
0x0c047fff9da0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff9db0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff9dc0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff9dd0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff9de0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
=>0x0c047fff9df0: fa fa[01]fa fa fa fd fd fa fa 03 fa fa fa 00 fa
0x0c047fff9e00: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff9e10: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff9e20: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff9e30: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff9e40: 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
Left alloca redzone: ca
Right alloca redzone: cb
==3834==ABORTING
This bug was found with a fuzzer developed by 'SoftSec' group at KAIST
We got another one (https://bugs.debian.org/889559):
heap buffer overflow running wavpack with "-y poc.wav" option
Running 'wavpack -y poc.wav' with the attached file raises heap buffer overflow
which may allow a remote attacker to cause unspecified impact including denial-of-service attack
I expected the program to terminate without segfault, but the program crashes as follow
This bug was found with a fuzzer developed by 'SoftSec' group at KAIST
poc.wav is available at https://bugs.debian.org/cgi-bin/bugreport.cgi?att=1;bug=889559;filename=poc.wav;msg=5.
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