Re: audiofile: heap-based buffer overflow in readValue (FileHandle.cpp)

[Solar Designer <solar () openwall com>]

On Sun, Feb 26, 2017 at 11:46:23AM +0000, Agostino Sarubbo wrote:
> ==6051==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x61a00001f708 at pc 0x0000004513de bp 
> 0x7ffc71379b20 sp 0x7ffc713792d0
> WRITE of size 2 at 0x61a00001f708 thread T0
>     #0 0x4513dd in read 
> /tmp/portage/sys-devel/llvm-3.9.1/work/llvm-3.9.1.src/projects/compiler-rt/lib/asan/../sanitizer_common/sanitizer_common_interceptors.inc:765
>     #1 0x7fd944373b2c in bool readValue(File*, short*) 
> /tmp/portage/media-libs/audiofile-0.3.6-r3/work/audiofile-0.3.6/libaudiofile/FileHandle.cpp:353:12
>     #2 0x7fd944373b2c in bool readSwap(File*, short*, int) 
> /tmp/portage/media-libs/audiofile-0.3.6-r3/work/audiofile-0.3.6/libaudiofile/FileHandle.cpp:375
>     #3 0x7fd944373b2c in _init 
> /tmp/portage/media-libs/audiofile-0.3.6-r3/work/audiofile-0.3.6/libaudiofile/FileHandle.cpp:397
>     #4 0x7fd94439ce2f in WAVEFile::parseFormat(Tag const&, unsigned int) 
> /tmp/portage/media-libs/audiofile-0.3.6-r3/work/audiofile-0.3.6/libaudiofile/WAVE.cpp:289:5

Agostino asked the list moderators to post to this thread that the above
is CVE-2017-6828.

Alexander