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Linshizhi
ffmpeg.wasm-core
Commits
7d66bc79
Commit
7d66bc79
authored
Jan 01, 2013
by
Clément Bœsch
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lavc/movtextdec: keep the min size instead of max to fix overread.
Fixes Ticket #2087.
parent
1dd4a21c
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movtextdec.c
libavcodec/movtextdec.c
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libavcodec/movtextdec.c
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7d66bc79
...
@@ -83,7 +83,7 @@ static int mov_text_decode_frame(AVCodecContext *avctx,
...
@@ -83,7 +83,7 @@ static int mov_text_decode_frame(AVCodecContext *avctx,
* In complex cases, there are style descriptors appended to the string
* In complex cases, there are style descriptors appended to the string
* so we can't just assume the packet size is the string size.
* so we can't just assume the packet size is the string size.
*/
*/
end
=
ptr
+
FFM
AX
(
2
+
AV_RB16
(
ptr
),
avpkt
->
size
);
end
=
ptr
+
FFM
IN
(
2
+
AV_RB16
(
ptr
),
avpkt
->
size
);
ptr
+=
2
;
ptr
+=
2
;
ts_start
=
av_rescale_q
(
avpkt
->
pts
,
ts_start
=
av_rescale_q
(
avpkt
->
pts
,
...
...
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