From 3d12ba77d9a4660b2e71889d1c2f99e8f3ade98b Mon Sep 17 00:00:00 2001
From: James Almer <jamrial@gmail.com>
Date: Mon, 1 Apr 2024 23:52:53 -0300
Subject: [PATCH] avformat/mov: take into account the first eight bytes in the
 keys atom

Signed-off-by: James Almer <jamrial@gmail.com>
---
 libavformat/mov.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavformat/mov.c b/libavformat/mov.c
index 2b7ddc516c..3273e2e89b 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -5024,6 +5024,7 @@ static int mov_read_keys(MOVContext *c, AVIOContext *pb, MOVAtom atom)
 
     avio_skip(pb, 4);
     count = avio_rb32(pb);
+    atom.size -= 8;
     if (count > UINT_MAX / sizeof(*c->meta_keys) - 1) {
         av_log(c->fc, AV_LOG_ERROR,
                "The 'keys' atom with the invalid key count: %"PRIu32"\n", count);