From d7490ef341e253294aa0abf1e4ed8381c1b0ea91 Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Sun, 13 Oct 2019 23:21:35 +0200 Subject: avfilter/vf_bwdif: fix heap-buffer overflow Fixes #8261 (cherry picked from commit 8c3166e1c302c3ba80d9742ae46161c0fa8e2606) Signed-off-by: James Almer --- libavfilter/vf_bwdif.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'libavfilter') 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); } -- cgit v1.2.1