From: James Almer <jamrial@gmail.com>
To: ffmpeg-devel@ffmpeg.org
Subject: [FFmpeg-devel] [PATCH 1/3] avformat/mov: take into account the first eight bytes in the keys atom
Date: Tue, 2 Apr 2024 00:17:58 -0300
Message-ID: <20240402031800.7159-1-jamrial@gmail.com> (raw)
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);
--
2.44.0
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next reply other threads:[~2024-04-02 3:18 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-02 3:17 James Almer [this message]
2024-04-02 3:17 ` [FFmpeg-devel] [PATCH 2/3] avformat/mov: don't read key_size bytes twice " James Almer
2024-04-02 3:18 ` [FFmpeg-devel] [PATCH 3/3] avformat/mov: fix the entry count overflow check " James Almer
2024-04-02 3:30 ` Andreas Rheinhardt
2024-04-02 12:05 ` James Almer
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