r3d: Add more input value validation

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
Signed-off-by: Martin Storsjö <martin@martin.st>

Conflicts:
	libavformat/r3d.c
This commit is contained in:
Martin Storsjö
2013-09-19 17:02:36 +03:00
committed by Luca Barbato
parent 98e1f0a2db
commit 99fe4c577f

View File

@@ -87,7 +87,7 @@ static int r3d_read_red1(AVFormatContext *s)
framerate.num = avio_rb16(s->pb);
framerate.den = avio_rb16(s->pb);
if (framerate.num && framerate.den) {
if (framerate.num > 0 && framerate.den > 0) {
#if FF_API_R_FRAME_RATE
st->r_frame_rate =
#endif
@@ -286,6 +286,10 @@ static int r3d_read_reda(AVFormatContext *s, AVPacket *pkt, Atom *atom)
dts = avio_rb32(s->pb);
st->codec->sample_rate = avio_rb32(s->pb);
if (st->codec->sample_rate <= 0) {
av_log(s, AV_LOG_ERROR, "Bad sample rate\n");
return AVERROR_INVALIDDATA;
}
samples = avio_rb32(s->pb);