openssl/crypto/ecdsa/ecs_ossl.c - Issue 9254031: Upgrade chrome's OpenSSL to same version Android ships with.

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Unified Diff: openssl/crypto/ecdsa/ecs_ossl.c

Issue 9254031: Upgrade chrome's OpenSSL to same version Android ships with. (Closed) Base URL: http://src.chromium.org/svn/trunk/deps/third_party/openssl/

Patch Set: '' Created 8 years, 11 months ago

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Index: openssl/crypto/ecdsa/ecs_ossl.c

===================================================================

--- openssl/crypto/ecdsa/ecs_ossl.c (revision 105093)

+++ openssl/crypto/ecdsa/ecs_ossl.c (working copy)

@@ -144,6 +144,14 @@

}

while (BN_is_zero(k));

+ /* We do not want timing information to leak the length of k,

+ * so we compute G*k using an equivalent scalar of fixed

+ * bit-length. */

+ if (!BN_add(k, k, order)) goto err;

+ if (BN_num_bits(k) <= BN_num_bits(order))

+ if (!BN_add(k, k, order)) goto err;

/* compute r the x-coordinate of generator * k */

if (!EC_POINT_mul(group, tmp_point, k, NULL, NULL, ctx))

{

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