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Linshizhi
ffmpeg.wasm-core
Commits
3eb5cbe0
Commit
3eb5cbe0
authored
Dec 31, 2014
by
Michael Niedermayer
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avformat/cdxl: Fix integer overflow of image_size
Signed-off-by:
Michael Niedermayer
<
michaelni@gmx.at
>
parent
975ff6a3
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cdxl.c
libavformat/cdxl.c
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libavformat/cdxl.c
View file @
3eb5cbe0
...
@@ -130,6 +130,8 @@ static int cdxl_read_packet(AVFormatContext *s, AVPacket *pkt)
...
@@ -130,6 +130,8 @@ static int cdxl_read_packet(AVFormatContext *s, AVPacket *pkt)
height
=
AV_RB16
(
&
cdxl
->
header
[
16
]);
height
=
AV_RB16
(
&
cdxl
->
header
[
16
]);
palette_size
=
AV_RB16
(
&
cdxl
->
header
[
20
]);
palette_size
=
AV_RB16
(
&
cdxl
->
header
[
20
]);
audio_size
=
AV_RB16
(
&
cdxl
->
header
[
22
]);
audio_size
=
AV_RB16
(
&
cdxl
->
header
[
22
]);
if
(
FFALIGN
(
width
,
16
)
*
(
uint64_t
)
height
*
cdxl
->
header
[
19
]
>
INT_MAX
)
return
AVERROR_INVALIDDATA
;
image_size
=
FFALIGN
(
width
,
16
)
*
height
*
cdxl
->
header
[
19
]
/
8
;
image_size
=
FFALIGN
(
width
,
16
)
*
height
*
cdxl
->
header
[
19
]
/
8
;
video_size
=
palette_size
+
image_size
;
video_size
=
palette_size
+
image_size
;
...
...
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