[FFmpeg-devel] [PATCH] proresdec_lgpl: explicitly check coff[3] against slice_data_size

Andreas Cadhalpun andreas.cadhalpun at googlemail.com
Thu Nov 10 22:04:04 EET 2016


On 10.11.2016 14:38, Michael Niedermayer wrote:
> On Wed, Nov 09, 2016 at 11:56:36PM +0100, Andreas Cadhalpun wrote:
>> The implicit checks via v_data_size and a_data_size don't work in the case
>> '(hdr_size > 7) && !ctx->alpha_info'.
>>
>> This fixes segmentation faults due to invalid reads.
>>
>> This problem was introduced in commit
>> 547c2f002a87f4412a83c23b0d60364be5e7ce58.
>>
>> Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun at googlemail.com>
>> ---
>>  libavcodec/proresdec_lgpl.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> LGTM

Pushed.

Best regards,
Andreas



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