[FFmpeg-devel] [PATCH 4/7] avformat/argo_asf: Use 64bit in offset intermediate

Michael Niedermayer michael at niedermayer.cc
Thu May 23 04:17:55 EEST 2024


Fixes: CID1467435 Unintentional integer overflow

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael at 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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