From 0d6a6c87500715212f2f537c62b837a630fafb49 Mon Sep 17 00:00:00 2001
From: Paul B Mahol <onemda@gmail.com>
Date: Thu, 1 Dec 2022 19:27:35 +0100
Subject: avcodec/cfhdenc: height < 4 is not supported

---
 libavcodec/cfhdenc.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'libavcodec')

diff --git a/libavcodec/cfhdenc.c b/libavcodec/cfhdenc.c
index 29e6aa1280..6003c83237 100644
--- a/libavcodec/cfhdenc.c
+++ b/libavcodec/cfhdenc.c
@@ -258,6 +258,11 @@ static av_cold int cfhd_encode_init(AVCodecContext *avctx)
     if (ret < 0)
         return ret;
 
+    if (avctx->height < 4) {
+        av_log(avctx, AV_LOG_ERROR, "Height must be >= 4.\n");
+        return AVERROR_INVALIDDATA;
+    }
+
     if (avctx->width & 15) {
         av_log(avctx, AV_LOG_ERROR, "Width must be multiple of 16.\n");
         return AVERROR_INVALIDDATA;
-- 
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