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authorMichael Niedermayer <michael@niedermayer.cc>2023-12-23 04:03:01 +0100
committerMichael Niedermayer <michael@niedermayer.cc>2023-12-29 19:29:06 +0100
commit50f0f8c53c818f73fe2d752708e2fa9d2a2d8a07 (patch)
treeacab6f4dd113e3dcc218e29d7a7c569b6265129b
parentff451df9479810d75851f92babd0b4290da03dd6 (diff)
downloadffmpeg-50f0f8c53c818f73fe2d752708e2fa9d2a2d8a07.tar.gz
avfilter/af_stereowiden: Check length
Fixes: out of array access Fixes: tickets/10746/poc13ffmpeg Found-by: Zeng Yunxiang Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r--libavfilter/af_stereowiden.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/libavfilter/af_stereowiden.c b/libavfilter/af_stereowiden.c
index 97610a4f30..1273c77116 100644
--- a/libavfilter/af_stereowiden.c
+++ b/libavfilter/af_stereowiden.c
@@ -74,6 +74,8 @@ static int config_input(AVFilterLink *inlink)
s->length = lrintf(s->delay * inlink->sample_rate / 1000);
s->length *= 2;
+ if (s->length == 0)
+ return AVERROR(EINVAL);
s->buffer = av_calloc(s->length, sizeof(*s->buffer));
if (!s->buffer)
return AVERROR(ENOMEM);