gentoo-overlay/dev-libs/openssl/files/openssl-1.0.2h-CVE-2016-2178.patch

X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fdsa%2Fdsa_ossl.c;h=beb62b2ff058d3e2bde0397fbddd355e11cd457b;hp=ce1da1cd6fa121f1ae0961ac2d2e9f81de4d8c9b;hb=399944622df7bd81af62e67ea967c470534090e2;hpb=0a4c87a90c6cf6628c688868cd5f13e4b9a5f19d

diff --git a/crypto/dsa/dsa_ossl.c b/crypto/dsa/dsa_ossl.c
index ce1da1c..beb62b2 100644
--- a/crypto/dsa/dsa_ossl.c
+++ b/crypto/dsa/dsa_ossl.c
@@ -248,9 +248,6 @@
         if (!BN_rand_range(&k, dsa->q))
             goto err;
     while (BN_is_zero(&k)) ;
-    if ((dsa->flags & DSA_FLAG_NO_EXP_CONSTTIME) == 0) {
-        BN_set_flags(&k, BN_FLG_CONSTTIME);
-    }
 
     if (dsa->flags & DSA_FLAG_CACHE_MONT_P) {
         if (!BN_MONT_CTX_set_locked(&dsa->method_mont_p,
@@ -238,6 +234,11 @@ static int dsa_sign_setup(DSA *dsa, BN_CTX *ctx_in,
     } else {
         K = k;
     }
+
+    if ((dsa->flags & DSA_FLAG_NO_EXP_CONSTTIME) == 0) {
+        BN_set_flags(K, BN_FLG_CONSTTIME);
+    }
+
     DSA_BN_MOD_EXP(goto err, dsa, r, dsa->g, K, dsa->p, ctx,
                    dsa->method_mont_p);
     if (!BN_mod(r, r, dsa->q, ctx))