Merge pull request #277 from k-stachowiak/check-array-index-range

Check array index range in GCM multiplication
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Gilles Peskine 2019-11-12 13:18:47 +01:00 committed by GitHub
commit a428ced165
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@ -246,7 +246,7 @@ static void gcm_mult( mbedtls_gcm_context *ctx, const unsigned char x[16],
for( i = 15; i >= 0; i-- ) for( i = 15; i >= 0; i-- )
{ {
lo = x[i] & 0xf; lo = x[i] & 0xf;
hi = x[i] >> 4; hi = ( x[i] >> 4 ) & 0xf;
if( i != 15 ) if( i != 15 )
{ {