*** empty log message ***

5 files changed, 25 insertions, 46 deletions

diff --git a/src/lib/libcrypto/malloc-wrapper.c b/src/lib/libcrypto/malloc-wrapper.c
index 68af818230..d69b025173 100644
--- a/src/lib/libcrypto/malloc-wrapper.c
+++ b/src/lib/libcrypto/malloc-wrapper.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: malloc-wrapper.c,v 1.3 2014/04/20 14:32:19 jsing Exp $ */
+/* $OpenBSD: malloc-wrapper.c,v 1.4 2017/04/28 22:38:51 beck Exp $ */
 /*
  * Copyright (c) 2014 Bob Beck
  *
@@ -165,8 +165,7 @@ CRYPTO_realloc_clean(void *ptr, int old_len, int num, const char *file,
         ret = malloc(num);
         if (ret && ptr && old_len > 0) {
                 memcpy(ret, ptr, old_len);
-                explicit_bzero(ptr, old_len);
-                free(ptr);
+                freezero(ptr, old_len);
         }
         return ret;
 }
diff --git a/src/lib/libcrypto/rsa/rsa_eay.c b/src/lib/libcrypto/rsa/rsa_eay.c
index 90a3be8dd3..128269a81a 100644
--- a/src/lib/libcrypto/rsa/rsa_eay.c
+++ b/src/lib/libcrypto/rsa/rsa_eay.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: rsa_eay.c,v 1.46 2017/01/29 17:49:23 beck Exp $ */
+/* $OpenBSD: rsa_eay.c,v 1.47 2017/04/28 22:38:51 beck Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -244,10 +244,8 @@ err:
                 BN_CTX_end(ctx);
                 BN_CTX_free(ctx);
         }
-        if (buf != NULL) {
-                explicit_bzero(buf, num);
-                free(buf);
-        }
+        freezero(buf, num);
+
         return r;
 }
 
@@ -468,10 +466,8 @@ err:
                 BN_CTX_end(ctx);
                 BN_CTX_free(ctx);
         }
-        if (buf != NULL) {
-                explicit_bzero(buf, num);
-                free(buf);
-        }
+        freezero(buf, num);
+
         return r;
 }
 
@@ -597,10 +593,8 @@ err:
                 BN_CTX_end(ctx);
                 BN_CTX_free(ctx);
         }
-        if (buf != NULL) {
-                explicit_bzero(buf, num);
-                free(buf);
-        }
+        freezero(buf, num);
+
         return r;
 }
 
@@ -700,10 +694,8 @@ err:
                 BN_CTX_end(ctx);
                 BN_CTX_free(ctx);
         }
-        if (buf != NULL) {
-                explicit_bzero(buf, num);
-                free(buf);
-        }
+        freezero(buf, num);
+
         return r;
 }
 
diff --git a/src/lib/libcrypto/rsa/rsa_saos.c b/src/lib/libcrypto/rsa/rsa_saos.c
index 179217c236..50522b972a 100644
--- a/src/lib/libcrypto/rsa/rsa_saos.c
+++ b/src/lib/libcrypto/rsa/rsa_saos.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: rsa_saos.c,v 1.20 2017/01/29 17:49:23 beck Exp $ */
+/* $OpenBSD: rsa_saos.c,v 1.21 2017/04/28 22:38:51 beck Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -96,8 +96,8 @@ RSA_sign_ASN1_OCTET_STRING(int type, const unsigned char *m, unsigned int m_len,
         else
                 *siglen = i;
 
-        explicit_bzero(s, (unsigned int)j + 1);
-        free(s);
+        freezero(s, (unsigned int)j + 1);
+
         return ret;
 }
 
@@ -137,9 +137,7 @@ RSA_verify_ASN1_OCTET_STRING(int dtype, const unsigned char *m,
                 ret = 1;
 err:
         ASN1_OCTET_STRING_free(sig);
-        if (s != NULL) {
-                explicit_bzero(s, (unsigned int)siglen);
-                free(s);
-        }
+        freezero(s, siglen);
+
         return ret;
 }
diff --git a/src/lib/libcrypto/rsa/rsa_sign.c b/src/lib/libcrypto/rsa/rsa_sign.c
index 52cbc3dfe3..618ec155cc 100644
--- a/src/lib/libcrypto/rsa/rsa_sign.c
+++ b/src/lib/libcrypto/rsa/rsa_sign.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: rsa_sign.c,v 1.26 2017/01/29 17:49:23 beck Exp $ */
+/* $OpenBSD: rsa_sign.c,v 1.27 2017/04/28 22:38:51 beck Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -135,10 +135,9 @@ RSA_sign(int type, const unsigned char *m, unsigned int m_len,
         else
                 *siglen = i;
 
-        if (type != NID_md5_sha1) {
-                explicit_bzero(tmps, (unsigned int)j + 1);
-                free(tmps);
-        }
+        if (type != NID_md5_sha1)
+                freezero(tmps, (unsigned int)j + 1);
+
         return (ret);
 }
 
@@ -234,10 +233,9 @@ int_rsa_verify(int dtype, const unsigned char *m, unsigned int m_len,
 err:
         if (sig != NULL)
                 X509_SIG_free(sig);
-        if (s != NULL) {
-                explicit_bzero(s, (unsigned int)siglen);
-                free(s);
-        }
+
+        freezero(s, (unsigned int)siglen);
+
         return ret;
 }
 
diff --git a/src/lib/libcrypto/x509/x509_vfy.c b/src/lib/libcrypto/x509/x509_vfy.c
index fbed5ec800..09d33d4cf1 100644
--- a/src/lib/libcrypto/x509/x509_vfy.c
+++ b/src/lib/libcrypto/x509/x509_vfy.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: x509_vfy.c,v 1.61 2017/02/05 02:33:21 beck Exp $ */
+/* $OpenBSD: x509_vfy.c,v 1.62 2017/04/28 22:38:51 beck Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -541,15 +541,7 @@ X509_verify_cert(X509_STORE_CTX *ctx)
         /* Safety net, error returns must set ctx->error */
         if (ok <= 0 && ctx->error == X509_V_OK)
                 ctx->error = X509_V_ERR_UNSPECIFIED;
-
-        /*
-         * Safety net, if user provided verify callback indicates sucess
-         * make sure they have set error to X509_V_OK
-         */
-        if (ctx->verify_cb != null_callback && ok == 1)
-                ctx->error = X509_V_OK;
-
-        return(ctx->error == X509_V_OK);
+        return ok;
 }
 
 /* Given a STACK_OF(X509) find the issuer of cert (if any)