From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: [FFmpeg-devel] [PATCH 4/7] avformat/argo_asf: Use 64bit in offset intermediate
Date: Thu, 23 May 2024 03:17:55 +0200
Message-ID: <20240523011758.2434580-4-michael@niedermayer.cc> (raw)
In-Reply-To: <20240523011758.2434580-1-michael@niedermayer.cc>
Fixes: CID1467435 Unintentional integer overflow
Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
libavformat/argo_asf.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavformat/argo_asf.c b/libavformat/argo_asf.c
index 61bfc6de1fc..e08f029f80c 100644
--- a/libavformat/argo_asf.c
+++ b/libavformat/argo_asf.c
@@ -259,7 +259,7 @@ static int argo_asf_seek(AVFormatContext *s, int stream_index,
return -1;
offset = asf->fhdr.chunk_offset + ASF_CHUNK_HEADER_SIZE +
- (block * st->codecpar->block_align);
+ block * (int64_t)st->codecpar->block_align;
if ((offset = avio_seek(s->pb, offset, SEEK_SET)) < 0)
return offset;
--
2.45.1
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next prev parent reply other threads:[~2024-05-23 1:18 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-23 1:17 [FFmpeg-devel] [PATCH 1/7] avdevice/pulse_audio_enc: Use av_rescale() to avoid integer overflow Michael Niedermayer
2024-05-23 1:17 ` [FFmpeg-devel] [PATCH 2/7] avformat/ac4dec: Check remaining space in ac4_probe() Michael Niedermayer
2024-05-23 1:17 ` [FFmpeg-devel] [PATCH 3/7] avformat/ape: Use 64bit for final frame size Michael Niedermayer
2024-05-23 1:17 ` Michael Niedermayer [this message]
2024-05-23 1:17 ` [FFmpeg-devel] [PATCH 5/7] avformat/asfdec_f: Use 64bit for preroll computation Michael Niedermayer
2024-05-23 1:17 ` [FFmpeg-devel] [PATCH 6/7] avcodec/sga: Make it clear that the return is intentionally not checked Michael Niedermayer
2024-05-23 1:17 ` [FFmpeg-devel] [PATCH 7/7] avcodec/tests/bitstream_template: " Michael Niedermayer
2024-05-23 8:22 ` Andreas Rheinhardt
2024-05-24 1:11 ` Michael Niedermayer
2024-06-01 0:21 ` [FFmpeg-devel] [PATCH 1/7] avdevice/pulse_audio_enc: Use av_rescale() to avoid integer overflow Michael Niedermayer
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