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Linshizhi
ffmpeg.wasm-core
Commits
d201becf
Commit
d201becf
authored
May 15, 2015
by
Michael Niedermayer
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avcodec/shorten: Check skip_bytes()
Fixes CID1210526 Signed-off-by:
Michael Niedermayer
<
michaelni@gmx.at
>
parent
c347f75d
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shorten.c
libavcodec/shorten.c
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libavcodec/shorten.c
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d201becf
...
...
@@ -370,6 +370,11 @@ static int read_header(ShortenContext *s)
s
->
nmean
=
get_uint
(
s
,
0
);
skip_bytes
=
get_uint
(
s
,
NSKIPSIZE
);
if
((
unsigned
)
skip_bytes
>
get_bits_left
(
&
s
->
gb
)
/
8
)
{
av_log
(
s
->
avctx
,
AV_LOG_ERROR
,
"invalid skip_bytes: %d
\n
"
,
skip_bytes
);
return
AVERROR_INVALIDDATA
;
}
for
(
i
=
0
;
i
<
skip_bytes
;
i
++
)
skip_bits
(
&
s
->
gb
,
8
);
}
...
...
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