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https://bugs.gentoo.org/891785
https://github.com/xiph/opusfile/commit/0a4cd796df5b030cb866f3f4a5e41a4b92caddf5.patch
From: Ralph Giles <giles@thaumas.net>
--- a/src/opusfile.c
+++ b/src/opusfile.c
@@ -148,6 +148,7 @@ static int op_get_data(OggOpusFile *_of,int _nbytes){
int nbytes;
OP_ASSERT(_nbytes>0);
buffer=(unsigned char *)ogg_sync_buffer(&_of->oy,_nbytes);
+ if(OP_UNLIKELY(buffer==NULL))return OP_EFAULT;
nbytes=(int)(*_of->callbacks.read)(_of->stream,buffer,_nbytes);
OP_ASSERT(nbytes<=_nbytes);
if(OP_LIKELY(nbytes>0))ogg_sync_wrote(&_of->oy,nbytes);
@@ -1527,6 +1528,7 @@ static int op_open1(OggOpusFile *_of,
if(_initial_bytes>0){
char *buffer;
buffer=ogg_sync_buffer(&_of->oy,(long)_initial_bytes);
+ if(OP_UNLIKELY(buffer==NULL))return OP_EFAULT;
memcpy(buffer,_initial_data,_initial_bytes*sizeof(*buffer));
ogg_sync_wrote(&_of->oy,(long)_initial_bytes);
}
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