diff options
Diffstat (limited to 'libavformat/ogg.c')
| -rw-r--r-- | libavformat/ogg.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavformat/ogg.c b/libavformat/ogg.c index e0a72306c9..c30ccd2f24 100644 --- a/libavformat/ogg.c +++ b/libavformat/ogg.c @@ -195,6 +195,8 @@ static int ogg_read_header(AVFormatContext *avfcontext, AVFormatParameters *ap) if(next_packet(avfcontext, &op)){ return -1; } + if(op.bytes >= (1<<16) || op.bytes < 0) + return -1; codec->extradata_size+= 2 + op.bytes; codec->extradata= av_realloc(codec->extradata, codec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE); p= codec->extradata + codec->extradata_size - 2 - op.bytes; |