mirror of https://git.ffmpeg.org/ffmpeg.git
avfilter/ff_insert_pad: fix order of operations
Fixes out of bounds access
Fixes CID732170
Fixes CID732169
No filter is known to use this function in a way so the issue can be reproduced.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit ab2bfb85d4
)
Conflicts:
libavfilter/avfilter.c
(cherry picked from commit 86591b244f3a27293153896813f5569b49b2f5c0)
Conflicts:
libavfilter/avfilter.c
(cherry picked from commit 400c4f8fa3fd58951dc3f356b2b00484e3363694)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
parent
87d335c007
commit
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@ -141,8 +141,8 @@ void avfilter_insert_pad(unsigned idx, unsigned *count, size_t padidx_off,
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(*count)++;
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for (i = idx + 1; i < *count; i++)
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if (*links[i])
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(*(unsigned *)((uint8_t *) *links[i] + padidx_off))++;
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if ((*links)[i])
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(*(unsigned *)((uint8_t *) (*links)[i] + padidx_off))++;
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}
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int avfilter_link(AVFilterContext *src, unsigned srcpad,
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