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-rw-r--r--crypto/rsa/rsa_chk.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/crypto/rsa/rsa_chk.c b/crypto/rsa/rsa_chk.c
index 9d848db8c6c7..cc30e77132fa 100644
--- a/crypto/rsa/rsa_chk.c
+++ b/crypto/rsa/rsa_chk.c
@@ -59,6 +59,12 @@ int RSA_check_key(const RSA *key)
BN_CTX *ctx;
int r;
int ret=1;
+
+ if (!key->p || !key->q || !key->n || !key->e || !key->d)
+ {
+ RSAerr(RSA_F_RSA_CHECK_KEY, RSA_R_VALUE_MISSING);
+ return 0;
+ }
i = BN_new();
j = BN_new();