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authorAndreas Cadhalpun <andreas.cadhalpun@googlemail.com>2015-04-16 21:25:26 +0200
committerMichael Niedermayer <michaelni@gmx.at>2015-04-17 15:20:30 +0200
commitb420354a8b6611d7a5af1f7acd04a5055ded0bb7 (patch)
tree820fdf347c46f4f65dea5a16ab7ea0be6e16b047 /libavcodec/x86/hpeldsp_init.c
parent1d0f9c92c5505ada35a20d6812fb41a47aa0d14a (diff)
downloadffmpeg-b420354a8b6611d7a5af1f7acd04a5055ded0bb7.tar.gz
ac3: validate end in ff_ac3_bit_alloc_calc_mask
This fixes an invalid read if end is 0: band_end = ff_ac3_bin_to_band_tab[end-1] + 1; Depending on what is before the array, this can cause stack smashing, when band_end becomes too large. Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com> Signed-off-by: Michael Niedermayer <michaelni@gmx.at> (cherry picked from commit bc4fee7f2a51635fa3c0f61d1e5164da1efeded3) Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/x86/hpeldsp_init.c')
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