diff options
| -rw-r--r-- | libavformat/oggparsespeex.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/libavformat/oggparsespeex.c b/libavformat/oggparsespeex.c index 2b49150878..27fc99247d 100644 --- a/libavformat/oggparsespeex.c +++ b/libavformat/oggparsespeex.c @@ -82,6 +82,13 @@ static int speex_header(AVFormatContext *s, int idx) { spxp->packet_size = AV_RL32(p + 56); frames_per_packet = AV_RL32(p + 64); + if (spxp->packet_size < 0 || + frames_per_packet < 0 || + spxp->packet_size * (int64_t)frames_per_packet > INT32_MAX / 256) { + av_log(s, AV_LOG_ERROR, "invalid packet_size, frames_per_packet %d %d\n", spxp->packet_size, frames_per_packet); + spxp->packet_size = 0; + return AVERROR_INVALIDDATA; + } if (frames_per_packet) spxp->packet_size *= frames_per_packet; |