From f7986239f4dbec91c743c4c5eb0a2339bd325bf6 Mon Sep 17 00:00:00 2001 From: Luca Barbato Date: Sun, 18 Oct 2015 23:44:25 +0200 Subject: dvenc: Validate the frame size before copying it --- libavformat/dvenc.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'libavformat/dvenc.c') diff --git a/libavformat/dvenc.c b/libavformat/dvenc.c index a33973f192..106cba4c34 100644 --- a/libavformat/dvenc.c +++ b/libavformat/dvenc.c @@ -249,6 +249,11 @@ static int dv_assemble_frame(DVMuxContext *c, AVStream* st, /* FIXME: we have to have more sensible approach than this one */ if (c->has_video) av_log(st->codec, AV_LOG_ERROR, "Can't process DV frame #%d. Insufficient audio data or severe sync problem.\n", c->frames); + if (data_size != c->sys->frame_size) { + av_log(st->codec, AV_LOG_ERROR, "Unexpected frame size, %d != %d\n", + data_size, c->sys->frame_size); + return AVERROR(ENOSYS); + } memcpy(*frame, data, c->sys->frame_size); c->has_video = 1; -- cgit v1.2.3