Add a constant time flag to one of the bignums to avoid a timing leak.
@@ -223,6 +223,7 @@ static int dsa_sign_setup(DSA *dsa, BN_CTX *ctx_in,
} while (BN_is_zero(k));
BN_set_flags(k, BN_FLG_CONSTTIME);
+ BN_set_flags(l, BN_FLG_CONSTTIME);
if (dsa->flags & DSA_FLAG_CACHE_MONT_P) {
if (!BN_MONT_CTX_set_locked(&dsa->method_mont_p,
