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authorMichael Niedermayer <michael@niedermayer.cc>2023-02-18 23:03:37 +0100
committerMichael Niedermayer <michael@niedermayer.cc>2023-02-25 21:20:11 +0100
commitbc531eedbd2d31648602ae4112e2b09711f76fdf (patch)
tree72aa75be24bba33ae159fc429897bad851df842b
parente4eed311332fe329eef6bc8e9d7606a206c99469 (diff)
downloadffmpeg-bc531eedbd2d31648602ae4112e2b09711f76fdf.tar.gz
avformat/wavarc: Check if extradata has been fully read
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> (cherry picked from commit 2df271c78cd4b7d481a2d34abb71a2450b43c7e2) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r--libavformat/wavarc.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/libavformat/wavarc.c b/libavformat/wavarc.c
index 208b723716..2b5d1b99eb 100644
--- a/libavformat/wavarc.c
+++ b/libavformat/wavarc.c
@@ -22,6 +22,7 @@
#include "libavutil/channel_layout.h"
#include "libavutil/intreadwrite.h"
#include "avformat.h"
+#include "avio_internal.h"
#include "demux.h"
#include "internal.h"
@@ -84,7 +85,9 @@ static int wavarc_read_header(AVFormatContext *s)
if (ret < 0)
return ret;
memcpy(par->extradata, data, sizeof(data));
- avio_read(pb, par->extradata + sizeof(data), fmt_len);
+ ret = ffio_read_size(pb, par->extradata + sizeof(data), fmt_len);
+ if (ret < 0)
+ return ret;
par->codec_type = AVMEDIA_TYPE_AUDIO;
par->codec_id = AV_CODEC_ID_WAVARC;