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-rw-r--r--libavcodec/msvideo1.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/libavcodec/msvideo1.c b/libavcodec/msvideo1.c
index 29700f54b6..de048d8b6f 100644
--- a/libavcodec/msvideo1.c
+++ b/libavcodec/msvideo1.c
@@ -62,6 +62,9 @@ static av_cold int msvideo1_decode_init(AVCodecContext *avctx)
s->avctx = avctx;
+ if (avctx->width < 4 || avctx->height < 4)
+ return AVERROR_INVALIDDATA;
+
/* figure out the colorspace based on the presence of a palette */
if (s->avctx->bits_per_coded_sample == 8) {
s->mode_8bit = 1;