aboutsummaryrefslogtreecommitdiffstats
path: root/libavfilter/af_alimiter.c
diff options
context:
space:
mode:
authorPaul B Mahol <onemda@gmail.com>2018-03-07 21:36:12 +0100
committerPaul B Mahol <onemda@gmail.com>2018-03-07 21:37:01 +0100
commitea0963181a2cc8e42a0c58da96fb7fed5e857e5b (patch)
tree3c5eaff31cbdf0185ea8fc5a11d0227bd46942e0 /libavfilter/af_alimiter.c
parent1b1362e408cd6acb63fef126b814b0d16562aa8e (diff)
downloadffmpeg-ea0963181a2cc8e42a0c58da96fb7fed5e857e5b.tar.gz
avfilter/af_alimiter: check if buffer_size is valid
Fixes #7050. Signed-off-by: Paul B Mahol <onemda@gmail.com>
Diffstat (limited to 'libavfilter/af_alimiter.c')
-rw-r--r--libavfilter/af_alimiter.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/libavfilter/af_alimiter.c b/libavfilter/af_alimiter.c
index 0fc8e6baa3..c41e95576f 100644
--- a/libavfilter/af_alimiter.c
+++ b/libavfilter/af_alimiter.c
@@ -327,6 +327,11 @@ static int config_input(AVFilterLink *inlink)
s->buffer_size = inlink->sample_rate * s->attack * inlink->channels;
s->buffer_size -= s->buffer_size % inlink->channels;
+ if (s->buffer_size <= 0) {
+ av_log(ctx, AV_LOG_ERROR, "Attack is too small.\n");
+ return AVERROR(EINVAL);
+ }
+
return 0;
}