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RT3061: Don't SEGFAULT when trying to export a public DSA key as a private key.
[openssl.git]
/
crypto
/
dsa
/
dsa_ameth.c
diff --git
a/crypto/dsa/dsa_ameth.c
b/crypto/dsa/dsa_ameth.c
index 376156ec5ef3a6ad23539296601180f7b4fa1472..5af76eade59ab1dc2286d5f23e1842f2446c454b 100644
(file)
--- a/
crypto/dsa/dsa_ameth.c
+++ b/
crypto/dsa/dsa_ameth.c
@@
-307,6
+307,12
@@
static int dsa_priv_encode(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pkey)
unsigned char *dp = NULL;
int dplen;
+ if (!pkey->pkey.dsa || !pkey->pkey.dsa->priv_key)
+ {
+ DSAerr(DSA_F_DSA_PRIV_ENCODE,DSA_R_MISSING_PARAMETERS);
+ goto err;
+ }
+
params = ASN1_STRING_new();
if (!params)
@@
-701,4
+707,3
@@
const EVP_PKEY_ASN1_METHOD dsa_asn1_meths[] =
old_dsa_priv_encode
}
};
-