From 31bf5f13e0250890b5711478c23ba6def7966f5e Mon Sep 17 00:00:00 2001 From: "Dr. Stephen Henson" Date: Fri, 25 Nov 2011 16:03:27 +0000 Subject: [PATCH] return error if counter exceeds limit and seed value supplied --- crypto/dsa/dsa_gen.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/crypto/dsa/dsa_gen.c b/crypto/dsa/dsa_gen.c index 3b49420c76..9e3e57a828 100644 --- a/crypto/dsa/dsa_gen.c +++ b/crypto/dsa/dsa_gen.c @@ -668,6 +668,12 @@ int dsa_builtin_paramgen2(DSA *ret, size_t L, size_t N, /* step 14 */ if (counter >= (int)(4 * L)) break; } + if (seed_in) + { + ok = 0; + DSAerr(DSA_F_DSA_BUILTIN_PARAMGEN2, DSA_R_INVALID_PARAMETERS); + goto err; + } } end: if(!BN_GENCB_call(cb, 2, 1))