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Merge pull request #965 from majestrate/fix-leak-2017-09-27

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try fixing leak
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orignal 2017-09-27 10:34:34 -04:00 committed by GitHub
commit 5e0d4163a2
1 changed files with 2 additions and 1 deletions
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libi2pd/Signature.cpp
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@ -353,6 +353,7 @@ namespace crypto
BN_mod_mul (x, x, I, q, ctx);
if (BN_is_odd (x))
BN_sub (x, q, x);
BN_CTX_end (ctx);
return x;
}
@ -370,7 +371,7 @@ namespace crypto
buf1[0] &= 0x7f; // clear highest bit
BIGNUM * y = BN_new ();
BN_bin2bn (buf1, EDDSA25519_PUBLIC_KEY_LENGTH, y);
auto x = RecoverX (y, ctx);
BIGNUM * x = RecoverX (y, ctx);
if (BN_is_bit_set (x, 0) != isHighestBitSet)
BN_sub (x, q, x); // x = q - x
BIGNUM * z = BN_new (), * t = BN_new ();