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authorPaul B Mahol <onemda@gmail.com>2019-10-13 23:21:35 +0200
committerMichael Niedermayer <michael@niedermayer.cc>2022-05-04 19:32:01 +0200
commit7004a214d02d54ae969aa8d6f5788f728813079d (patch)
tree6f28a7b4fd2c4d2d4163f89443f503766d83e561
parentee92ee3b5a80e3a0c12567efc9761343d0155c21 (diff)
downloadffmpeg-7004a214d02d54ae969aa8d6f5788f728813079d.tar.gz
avfilter/vf_bwdif: fix heap-buffer overflow
Fixes #8261 (cherry picked from commit 8c3166e1c302c3ba80d9742ae46161c0fa8e2606) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r--libavfilter/vf_bwdif.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libavfilter/vf_bwdif.c b/libavfilter/vf_bwdif.c
index b691983611..7290c9a4a2 100644
--- a/libavfilter/vf_bwdif.c
+++ b/libavfilter/vf_bwdif.c
@@ -505,8 +505,8 @@ static int config_props(AVFilterLink *link)
if(s->mode&1)
link->frame_rate = av_mul_q(link->src->inputs[0]->frame_rate, (AVRational){2,1});
- if (link->w < 3 || link->h < 3) {
- av_log(ctx, AV_LOG_ERROR, "Video of less than 3 columns or lines is not supported\n");
+ if (link->w < 3 || link->h < 4) {
+ av_log(ctx, AV_LOG_ERROR, "Video of less than 3 columns or 4 lines is not supported\n");
return AVERROR(EINVAL);
}