prepare for 1.0.0i release

BUF_mem_grow and BUF_mem_grow_clean. Refuse attempts to shrink buffer
in CRYPTO_realloc_clean.

Thanks to Tavis Ormandy, Google Security Team, for discovering this
issue and to Adam Langley <agl@chromium.org> for fixing it. (CVE-2012-2110)

CHANGES

@@ -2,6 +2,17 @@
  OpenSSL CHANGES
  _______________
 
+ Changes between 1.0.0h and 1.0.0i [19 Apr 2012]
+
+  *) Check for potentially exploitable overflows in asn1_d2i_read_bio
+     BUF_mem_grow and BUF_mem_grow_clean. Refuse attempts to shrink buffer
+     in CRYPTO_realloc_clean.
+
+     Thanks to Tavis Ormandy, Google Security Team, for discovering this
+     issue and to Adam Langley <agl@chromium.org> for fixing it.
+     (CVE-2012-2110)
+     [Adam Langley (Google), Tavis Ormandy, Google Security Team]
+
  Changes between 1.0.0g and 1.0.0h [12 Mar 2012]
 
   *) Fix MMA (Bleichenbacher's attack on PKCS #1 v1.5 RSA padding) weakness

FAQ

@@ -82,7 +82,7 @@ OpenSSL  -  Frequently Asked Questions
 * Which is the current version of OpenSSL?
 
 The current version is available from <URL: http://www.openssl.org>.
-OpenSSL 1.0.0h was released on Mar 12th, 2012.
+OpenSSL 1.0.0i was released on Apr 19th, 2012.
 
 In addition to the current stable release, you can also access daily
 snapshots of the OpenSSL development version at <URL:

Makefile.org

@@ -172,7 +172,7 @@ CLEARENV=	TOP= && unset TOP $${LIB+LIB} $${LIBS+LIBS}	\
 		$${EXHEADER+EXHEADER} $${HEADER+HEADER}		\
 		$${GENERAL+GENERAL} $${CFLAGS+CFLAGS}		\
 		$${ASFLAGS+ASFLAGS} $${AFLAGS+AFLAGS}		\
-		$${LDCMD+LDCMD} $${LDFLAGS+LDFLAGS}		\
+		$${LDCMD+LDCMD} $${LDFLAGS+LDFLAGS} $${SCRIPTS+SCRIPTS}	\
 		$${SHAREDCMD+SHAREDCMD} $${SHAREDFLAGS+SHAREDFLAGS}	\
 		$${SHARED_LIB+SHARED_LIB} $${LIBEXTRAS+LIBEXTRAS}
 

NEWS

@@ -5,6 +5,10 @@
   This file gives a brief overview of the major changes between each OpenSSL
   release. For more details please read the CHANGES file.
 
+  Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.0i:
+
+      o Fix for ASN1 overflow bug CVE-2012-2110
+
   Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h:
 
       o Fix for CMS/PKCS#7 MMA CVE-2012-0884

README

@@ -1,5 +1,5 @@
 
- OpenSSL 1.0.0h 12 Mar 2012
+ OpenSSL 1.0.0i 19 Apr 2012
 
  Copyright (c) 1998-2011 The OpenSSL Project
  Copyright (c) 1995-1998 Eric A. Young, Tim J. Hudson

STATUS

@@ -1,11 +1,12 @@
 
   OpenSSL STATUS                           Last modified at
-  ______________                           $Date: 2012/03/12 14:24:48 $
+  ______________                           $Date: 2012/04/19 11:47:20 $
 
   DEVELOPMENT STATE
 
     o  OpenSSL 1.1.0:  Under development...
     o  OpenSSL 1.0.1:  Under development...
+    o  OpenSSL 1.0.0i: Released on April     19th, 2012
     o  OpenSSL 1.0.0h: Released on March     12th, 2012
     o  OpenSSL 1.0.0g: Released on January   18th, 2012
     o  OpenSSL 1.0.0f: Released on January    4th, 2012

apps/s_client.c

@@ -440,13 +440,7 @@ int MAIN(int argc, char **argv)
 	char *jpake_secret = NULL;
 #endif
 
-#if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
 	meth=SSLv23_client_method();
-#elif !defined(OPENSSL_NO_SSL3)
-	meth=SSLv3_client_method();
-#elif !defined(OPENSSL_NO_SSL2)
-	meth=SSLv2_client_method();
-#endif
 
 	apps_startup();
 	c_Pause=0;
@@ -749,14 +743,13 @@ bad:
 			goto end;
 			}
 		psk_identity = "JPAKE";
+		if (cipher)
+			{
+			BIO_printf(bio_err, "JPAKE sets cipher to PSK\n");
+			goto end;
+			}
+		cipher = "PSK";
 		}
-
-	if (cipher)
-		{
-		BIO_printf(bio_err, "JPAKE sets cipher to PSK\n");
-		goto end;
-		}
-	cipher = "PSK";
 #endif
 
 	OpenSSL_add_ssl_algorithms();

apps/s_server.c

@@ -872,13 +872,7 @@ int MAIN(int argc, char *argv[])
 	/* by default do not send a PSK identity hint */
 	static char *psk_identity_hint=NULL;
 #endif
-#if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
 	meth=SSLv23_server_method();
-#elif !defined(OPENSSL_NO_SSL3)
-	meth=SSLv3_server_method();
-#elif !defined(OPENSSL_NO_SSL2)
-	meth=SSLv2_server_method();
-#endif
 
 	local_argc=argc;
 	local_argv=argv;

config

@@ -825,9 +825,11 @@ esac
 #  options="$options -DATALLA"
 #fi
 
-($CC -Wa,--help -c -o /dev/null -x assembler /dev/null 2>&1 | \
- grep \\--noexecstack) 2>&1 > /dev/null && \
+if expr "$options" : '.*no\-asm' > /dev/null; then :; else
+  sh -c "$CROSS_COMPILE${CC:-gcc} -Wa,--help -c -o /tmp/null.$$.o -x assembler /dev/null && rm /tmp/null.$$.o" 2>&1 | \
+  grep \\--noexecstack >/dev/null && \
   options="$options -Wa,--noexecstack"
+fi
 
 # gcc < 2.8 does not support -march=ultrasparc
 if [ "$OUT" = solaris-sparcv9-gcc -a $GCCVER -lt 28 ]

crypto/asn1/a_d2i_fp.c

@@ -57,6 +57,7 @@
  */
 
 #include <stdio.h>
+#include <limits.h>
 #include "cryptlib.h"
 #include <openssl/buffer.h>
 #include <openssl/asn1_mac.h>
@@ -143,17 +144,11 @@ static int asn1_d2i_read_bio(BIO *in, BUF_MEM **pb)
 	BUF_MEM *b;
 	unsigned char *p;
 	int i;
-	int ret=-1;
 	ASN1_const_CTX c;
-	int want=HEADER_SIZE;
+	size_t want=HEADER_SIZE;
 	int eos=0;
-#if defined(__GNUC__) && defined(__ia64)
-	/* pathetic compiler bug in all known versions as of Nov. 2002 */
-	long off=0;
-#else
-	int off=0;
-#endif
-	int len=0;
+	size_t off=0;
+	size_t len=0;
 
 	b=BUF_MEM_new();
 	if (b == NULL)
@@ -169,7 +164,7 @@ static int asn1_d2i_read_bio(BIO *in, BUF_MEM **pb)
 			{
 			want-=(len-off);
 
-			if (!BUF_MEM_grow_clean(b,len+want))
+			if (len + want < len || !BUF_MEM_grow_clean(b,len+want))
 				{
 				ASN1err(ASN1_F_ASN1_D2I_READ_BIO,ERR_R_MALLOC_FAILURE);
 				goto err;
@@ -181,7 +176,14 @@ static int asn1_d2i_read_bio(BIO *in, BUF_MEM **pb)
 				goto err;
 				}
 			if (i > 0)
+				{
+				if (len+i < len)
+					{
+					ASN1err(ASN1_F_ASN1_D2I_READ_BIO,ASN1_R_TOO_LONG);
+					goto err;
+					}
 				len+=i;
+				}
 			}
 		/* else data already loaded */
 
@@ -206,6 +208,11 @@ static int asn1_d2i_read_bio(BIO *in, BUF_MEM **pb)
 			{
 			/* no data body so go round again */
 			eos++;
+			if (eos < 0)
+				{
+				ASN1err(ASN1_F_ASN1_D2I_READ_BIO,ASN1_R_HEADER_TOO_LONG);
+				goto err;
+				}
 			want=HEADER_SIZE;
 			}
 		else if (eos && (c.slen == 0) && (c.tag == V_ASN1_EOC))
@@ -220,10 +227,16 @@ static int asn1_d2i_read_bio(BIO *in, BUF_MEM **pb)
 		else 
 			{
 			/* suck in c.slen bytes of data */
-			want=(int)c.slen;
+			want=c.slen;
 			if (want > (len-off))
 				{
 				want-=(len-off);
+				if (want > INT_MAX /* BIO_read takes an int length */ ||
+					len+want < len)
+						{
+						ASN1err(ASN1_F_ASN1_D2I_READ_BIO,ASN1_R_TOO_LONG);
+						goto err;
+						}
 				if (!BUF_MEM_grow_clean(b,len+want))
 					{
 					ASN1err(ASN1_F_ASN1_D2I_READ_BIO,ERR_R_MALLOC_FAILURE);
@@ -238,11 +251,18 @@ static int asn1_d2i_read_bio(BIO *in, BUF_MEM **pb)
 						    ASN1_R_NOT_ENOUGH_DATA);
 						goto err;
 						}
+					/* This can't overflow because
+					 * |len+want| didn't overflow. */
 					len+=i;
-					want -= i;
+					want-=i;
 					}
 				}
-			off+=(int)c.slen;
+			if (off + c.slen < off)
+				{
+				ASN1err(ASN1_F_ASN1_D2I_READ_BIO,ASN1_R_TOO_LONG);
+				goto err;
+				}
+			off+=c.slen;
 			if (eos <= 0)
 				{
 				break;
@@ -252,9 +272,15 @@ static int asn1_d2i_read_bio(BIO *in, BUF_MEM **pb)
 			}
 		}
 
+	if (off > INT_MAX)
+		{
+		ASN1err(ASN1_F_ASN1_D2I_READ_BIO,ASN1_R_TOO_LONG);
+		goto err;
+		}
+
 	*pb = b;
 	return off;
 err:
 	if (b != NULL) BUF_MEM_free(b);
-	return(ret);
+	return -1;
 	}

crypto/asn1/tasn_prn.c

@@ -446,11 +446,11 @@ static int asn1_print_fsname(BIO *out, int indent,
 	return 1;
 	}
 
-static int asn1_print_boolean_ctx(BIO *out, const int bool,
+static int asn1_print_boolean_ctx(BIO *out, int boolval,
 							const ASN1_PCTX *pctx)
 	{
 	const char *str;
-	switch (bool)
+	switch (boolval)
 		{
 		case -1:
 		str = "BOOL ABSENT";
@@ -574,10 +574,10 @@ static int asn1_primitive_print(BIO *out, ASN1_VALUE **fld,
 		{
 		case V_ASN1_BOOLEAN:
 			{
-			int bool = *(int *)fld;
-			if (bool == -1)
-				bool = it->size;
-			ret = asn1_print_boolean_ctx(out, bool, pctx);
+			int boolval = *(int *)fld;
+			if (boolval == -1)
+				boolval = it->size;
+			ret = asn1_print_boolean_ctx(out, boolval, pctx);
 			}
 		break;
 

crypto/bio/b_sock.c

@@ -960,7 +960,6 @@ int BIO_set_tcp_ndelay(int s, int on)
 #endif
 	return(ret == 0);
 	}
-#endif
 
 int BIO_socket_nbio(int s, int mode)
 	{
@@ -973,3 +972,4 @@ int BIO_socket_nbio(int s, int mode)
 #endif
 	return(ret == 0);
 	}
+#endif

crypto/bio/bio_lib.c

@@ -521,40 +521,40 @@ void BIO_free_all(BIO *bio)
 
 BIO *BIO_dup_chain(BIO *in)
 	{
-	BIO *ret=NULL,*eoc=NULL,*bio,*new;
+	BIO *ret=NULL,*eoc=NULL,*bio,*new_bio;
 
 	for (bio=in; bio != NULL; bio=bio->next_bio)
 		{
-		if ((new=BIO_new(bio->method)) == NULL) goto err;
-		new->callback=bio->callback;
-		new->cb_arg=bio->cb_arg;
-		new->init=bio->init;
-		new->shutdown=bio->shutdown;
-		new->flags=bio->flags;
+		if ((new_bio=BIO_new(bio->method)) == NULL) goto err;
+		new_bio->callback=bio->callback;
+		new_bio->cb_arg=bio->cb_arg;
+		new_bio->init=bio->init;
+		new_bio->shutdown=bio->shutdown;
+		new_bio->flags=bio->flags;
 
 		/* This will let SSL_s_sock() work with stdin/stdout */
-		new->num=bio->num;
+		new_bio->num=bio->num;
 
-		if (!BIO_dup_state(bio,(char *)new))
+		if (!BIO_dup_state(bio,(char *)new_bio))
 			{
-			BIO_free(new);
+			BIO_free(new_bio);
 			goto err;
 			}
 
 		/* copy app data */
-		if (!CRYPTO_dup_ex_data(CRYPTO_EX_INDEX_BIO, &new->ex_data,
+		if (!CRYPTO_dup_ex_data(CRYPTO_EX_INDEX_BIO, &new_bio->ex_data,
 					&bio->ex_data))
 			goto err;
 
 		if (ret == NULL)
 			{
-			eoc=new;
+			eoc=new_bio;
 			ret=eoc;
 			}
 		else
 			{
-			BIO_push(eoc,new);
-			eoc=new;
+			BIO_push(eoc,new_bio);
+			eoc=new_bio;
 			}
 		}
 	return(ret);

crypto/buffer/buffer.c

@@ -60,6 +60,11 @@
 #include "cryptlib.h"
 #include <openssl/buffer.h>
 
+/* LIMIT_BEFORE_EXPANSION is the maximum n such that (n+3)/3*4 < 2**31. That
+ * function is applied in several functions in this file and this limit ensures
+ * that the result fits in an int. */
+#define LIMIT_BEFORE_EXPANSION 0x5ffffffc
+
 BUF_MEM *BUF_MEM_new(void)
 	{
 	BUF_MEM *ret;
@@ -105,6 +110,12 @@ int BUF_MEM_grow(BUF_MEM *str, size_t len)
 		str->length=len;
 		return(len);
 		}
+	/* This limit is sufficient to ensure (len+3)/3*4 < 2**31 */
+	if (len > LIMIT_BEFORE_EXPANSION)
+		{
+		BUFerr(BUF_F_BUF_MEM_GROW,ERR_R_MALLOC_FAILURE);
+		return 0;
+		}
 	n=(len+3)/3*4;
 	if (str->data == NULL)
 		ret=OPENSSL_malloc(n);
@@ -142,6 +153,12 @@ int BUF_MEM_grow_clean(BUF_MEM *str, size_t len)
 		str->length=len;
 		return(len);
 		}
+	/* This limit is sufficient to ensure (len+3)/3*4 < 2**31 */
+	if (len > LIMIT_BEFORE_EXPANSION)
+		{
+		BUFerr(BUF_F_BUF_MEM_GROW,ERR_R_MALLOC_FAILURE);
+		return 0;
+		}
 	n=(len+3)/3*4;
 	if (str->data == NULL)
 		ret=OPENSSL_malloc(n);

crypto/mem.c

@@ -361,6 +361,10 @@ void *CRYPTO_realloc_clean(void *str, int old_len, int num, const char *file,
 
 	if (num <= 0) return NULL;
 
+	/* We don't support shrinking the buffer. Note the memcpy that copies
+	 * |old_len| bytes to the new buffer, below. */
+	if (num < old_len) return NULL;
+
 	if (realloc_debug_func != NULL)
 		realloc_debug_func(str, NULL, num, file, line, 0);
 	ret=malloc_ex_func(num,file,line);

crypto/opensslv.h

@@ -25,11 +25,11 @@
  * (Prior to 0.9.5a beta1, a different scheme was used: MMNNFFRBB for
  *  major minor fix final patch/beta)
  */
-#define OPENSSL_VERSION_NUMBER	0x1000008fL
+#define OPENSSL_VERSION_NUMBER	0x1000009fL
 #ifdef OPENSSL_FIPS
-#define OPENSSL_VERSION_TEXT	"OpenSSL 1.0.0h-fips 12 Mar 2012"
+#define OPENSSL_VERSION_TEXT	"OpenSSL 1.0.0i-fips 19 Apr 2012"
 #else
-#define OPENSSL_VERSION_TEXT	"OpenSSL 1.0.0h 12 Mar 2012"
+#define OPENSSL_VERSION_TEXT	"OpenSSL 1.0.0i 19 Apr 2012"
 #endif
 #define OPENSSL_VERSION_PTEXT	" part of " OPENSSL_VERSION_TEXT
 

crypto/perlasm/x86_64-xlate.pl

@@ -62,12 +62,8 @@ my $flavour = shift;
 my $output  = shift;
 if ($flavour =~ /\./) { $output = $flavour; undef $flavour; }
 
-{ my ($stddev,$stdino,@junk)=stat(STDOUT);
-  my ($outdev,$outino,@junk)=stat($output);
-
-    open STDOUT,">$output" || die "can't open $output: $!"
-	if ($stddev!=$outdev || $stdino!=$outino);
-}
+open STDOUT,">$output" || die "can't open $output: $!"
+	if (defined($output));
 
 my $gas=1;	$gas=0 if ($output =~ /\.asm$/);
 my $elf=1;	$elf=0 if (!$gas);

crypto/pkcs7/pk7_doit.c

@@ -430,6 +430,8 @@ BIO *PKCS7_dataDecode(PKCS7 *p7, EVP_PKEY *pkey, BIO *in_bio, X509 *pcert)
 	STACK_OF(X509_ALGOR) *md_sk=NULL;
 	STACK_OF(PKCS7_RECIP_INFO) *rsk=NULL;
 	PKCS7_RECIP_INFO *ri=NULL;
+       unsigned char *ek = NULL, *tkey = NULL;
+       int eklen = 0, tkeylen = 0;
 
 	i=OBJ_obj2nid(p7->type);
 	p7->state=PKCS7_S_HEADER;
@@ -507,8 +509,6 @@ BIO *PKCS7_dataDecode(PKCS7 *p7, EVP_PKEY *pkey, BIO *in_bio, X509 *pcert)
 		int max;
 		X509_OBJECT ret;
 #endif
-		unsigned char *ek = NULL, *tkey = NULL;
-		int eklen, tkeylen;
 
 		if ((etmp=BIO_new(BIO_f_cipher())) == NULL)
 			{
@@ -609,11 +609,13 @@ BIO *PKCS7_dataDecode(PKCS7 *p7, EVP_PKEY *pkey, BIO *in_bio, X509 *pcert)
 			{
 			OPENSSL_cleanse(ek,eklen);
 			OPENSSL_free(ek);
+                       ek = NULL;
 			}
 		if (tkey)
 			{
 			OPENSSL_cleanse(tkey,tkeylen);
 			OPENSSL_free(tkey);
+                       tkey = NULL;
 			}
 
 		if (out == NULL)
@@ -656,6 +658,16 @@ BIO *PKCS7_dataDecode(PKCS7 *p7, EVP_PKEY *pkey, BIO *in_bio, X509 *pcert)
 	if (0)
 		{
 err:
+               if (ek)
+                       {
+                       OPENSSL_cleanse(ek,eklen);
+                       OPENSSL_free(ek);
+                       }
+               if (tkey)
+                       {
+                       OPENSSL_cleanse(tkey,tkeylen);
+                       OPENSSL_free(tkey);
+                       }
 		if (out != NULL) BIO_free_all(out);
 		if (btmp != NULL) BIO_free_all(btmp);
 		if (etmp != NULL) BIO_free_all(etmp);

crypto/x509/x509_lu.c

@@ -87,7 +87,7 @@ void X509_LOOKUP_free(X509_LOOKUP *ctx)
 	if (ctx == NULL) return;
 	if (	(ctx->method != NULL) &&
 		(ctx->method->free != NULL))
-		ctx->method->free(ctx);
+		(*ctx->method->free)(ctx);
 	OPENSSL_free(ctx);
 	}
 

doc/crypto/EVP_DigestInit.pod

@@ -6,7 +6,8 @@ EVP_MD_CTX_init, EVP_MD_CTX_create, EVP_DigestInit_ex, EVP_DigestUpdate,
 EVP_DigestFinal_ex, EVP_MD_CTX_cleanup, EVP_MD_CTX_destroy, EVP_MAX_MD_SIZE,
 EVP_MD_CTX_copy_ex, EVP_MD_CTX_copy, EVP_MD_type, EVP_MD_pkey_type, EVP_MD_size,
 EVP_MD_block_size, EVP_MD_CTX_md, EVP_MD_CTX_size, EVP_MD_CTX_block_size, EVP_MD_CTX_type,
-EVP_md_null, EVP_md2, EVP_md5, EVP_sha, EVP_sha1, EVP_dss, EVP_dss1, EVP_mdc2,
+EVP_md_null, EVP_md2, EVP_md5, EVP_sha, EVP_sha1, EVP_sha224, EVP_sha256,
+EVP_sha384, EVP_sha512, EVP_dss, EVP_dss1, EVP_mdc2,
 EVP_ripemd160, EVP_get_digestbyname, EVP_get_digestbynid, EVP_get_digestbyobj -
 EVP digest routines
 
@@ -33,16 +34,15 @@ EVP digest routines
 
  int EVP_MD_CTX_copy(EVP_MD_CTX *out,EVP_MD_CTX *in);  
 
- #define EVP_MAX_MD_SIZE (16+20) /* The SSLv3 md5+sha1 type */
+ #define EVP_MAX_MD_SIZE 64	/* SHA512 */
 
+ int EVP_MD_type(const EVP_MD *md);
+ int EVP_MD_pkey_type(const EVP_MD *md);	
+ int EVP_MD_size(const EVP_MD *md);
+ int EVP_MD_block_size(const EVP_MD *md);
 
- #define EVP_MD_type(e)			((e)->type)
- #define EVP_MD_pkey_type(e)		((e)->pkey_type)
- #define EVP_MD_size(e)			((e)->md_size)
- #define EVP_MD_block_size(e)		((e)->block_size)
-
- #define EVP_MD_CTX_md(e)		(e)->digest)
- #define EVP_MD_CTX_size(e)		EVP_MD_size((e)->digest)
+ const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
+ #define EVP_MD_CTX_size(e)		EVP_MD_size(EVP_MD_CTX_md(e))
  #define EVP_MD_CTX_block_size(e)	EVP_MD_block_size((e)->digest)
  #define EVP_MD_CTX_type(e)		EVP_MD_type((e)->digest)
 
@@ -56,6 +56,11 @@ EVP digest routines
  const EVP_MD *EVP_mdc2(void);
  const EVP_MD *EVP_ripemd160(void);
 
+ const EVP_MD *EVP_sha224(void);
+ const EVP_MD *EVP_sha256(void);
+ const EVP_MD *EVP_sha384(void);
+ const EVP_MD *EVP_sha512(void);
+
  const EVP_MD *EVP_get_digestbyname(const char *name);
  #define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
  #define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
@@ -124,12 +129,14 @@ B<EVP_MD_CTX>.
 
 EVP_MD_pkey_type() returns the NID of the public key signing algorithm associated
 with this digest. For example EVP_sha1() is associated with RSA so this will
-return B<NID_sha1WithRSAEncryption>. This "link" between digests and signature
-algorithms may not be retained in future versions of OpenSSL.
+return B<NID_sha1WithRSAEncryption>. Since digests and signature algorithms
+are no longer linked this function is only retained for compatibility
+reasons.
 
-EVP_md2(), EVP_md5(), EVP_sha(), EVP_sha1(), EVP_mdc2() and EVP_ripemd160()
-return B<EVP_MD> structures for the MD2, MD5, SHA, SHA1, MDC2 and RIPEMD160 digest
-algorithms respectively. The associated signature algorithm is RSA in each case.
+EVP_md2(), EVP_md5(), EVP_sha(), EVP_sha1(), EVP_sha224(), EVP_sha256(),
+EVP_sha384(), EVP_sha512(), EVP_mdc2() and EVP_ripemd160() return B<EVP_MD>
+structures for the MD2, MD5, SHA, SHA1, SHA224, SHA256, SHA384, SHA512, MDC2
+and RIPEMD160 digest algorithms respectively. 
 
 EVP_dss() and EVP_dss1() return B<EVP_MD> structures for SHA and SHA1 digest
 algorithms but using DSS (DSA) for the signature algorithm. Note: there is 
@@ -171,8 +178,8 @@ The B<EVP> interface to message digests should almost always be used in
 preference to the low level interfaces. This is because the code then becomes
 transparent to the digest used and much more flexible.
 
-SHA1 is the digest of choice for new applications. The other digest algorithms
-are still in common use.
+New applications should use the SHA2 digest algorithms such as SHA256. 
+The other digest algorithms are still in common use.
 
 For most applications the B<impl> parameter to EVP_DigestInit_ex() will be
 set to NULL to use the default digest implementation.
@@ -187,6 +194,19 @@ implementations of digests to be specified.
 In OpenSSL 0.9.7 and later if digest contexts are not cleaned up after use
 memory leaks will occur. 
 
+Stack allocation of EVP_MD_CTX structures is common, for example:
+
+ EVP_MD_CTX mctx;
+ EVP_MD_CTX_init(&mctx);
+
+This will cause binary compatibility issues if the size of EVP_MD_CTX
+structure changes (this will only happen with a major release of OpenSSL).
+Applications wishing to avoid this should use EVP_MD_CTX_create() instead:
+
+ EVP_MD_CTX *mctx;
+ mctx = EVP_MD_CTX_create();
+
+
 =head1 EXAMPLE
 
 This example digests the data "Test Message\n" and "Hello World\n", using the
@@ -197,7 +217,7 @@ digest name passed on the command line.
 
  main(int argc, char *argv[])
  {
- EVP_MD_CTX mdctx;
+ EVP_MD_CTX *mdctx;
  const EVP_MD *md;
  char mess1[] = "Test Message\n";
  char mess2[] = "Hello World\n";
@@ -218,12 +238,12 @@ digest name passed on the command line.
 	exit(1);
  }
 
- EVP_MD_CTX_init(&mdctx);
- EVP_DigestInit_ex(&mdctx, md, NULL);
- EVP_DigestUpdate(&mdctx, mess1, strlen(mess1));
- EVP_DigestUpdate(&mdctx, mess2, strlen(mess2));
- EVP_DigestFinal_ex(&mdctx, md_value, &md_len);
- EVP_MD_CTX_cleanup(&mdctx);
+ mdctx = EVP_MD_CTX_create();
+ EVP_DigestInit_ex(mdctx, md, NULL);
+ EVP_DigestUpdate(mdctx, mess1, strlen(mess1));
+ EVP_DigestUpdate(mdctx, mess2, strlen(mess2));
+ EVP_DigestFinal_ex(mdctx, md_value, &md_len);
+ EVP_MD_CTX_destroy(mdctx);
 
  printf("Digest is: ");
  for(i = 0; i < md_len; i++) printf("%02x", md_value[i]);

openssl.spec

@@ -2,7 +2,7 @@
 %define libmaj 1
 %define libmin 0
 %define librel 0
-%define librev h
+%define librev i
 Release: 1
 
 %define openssldir /var/ssl

ssl/bio_ssl.c

@@ -538,6 +538,7 @@ err:
 
 BIO *BIO_new_ssl_connect(SSL_CTX *ctx)
 	{
+#ifndef OPENSSL_NO_SOCK
 	BIO *ret=NULL,*con=NULL,*ssl=NULL;
 
 	if ((con=BIO_new(BIO_s_connect())) == NULL)
@@ -549,6 +550,7 @@ BIO *BIO_new_ssl_connect(SSL_CTX *ctx)
 	return(ret);
 err:
 	if (con != NULL) BIO_free(con);
+#endif
 	return(NULL);
 	}
 

ssl/d1_srvr.c

@@ -771,7 +771,7 @@ int dtls1_send_server_hello(SSL *s)
 		p=s->s3->server_random;
 		Time=(unsigned long)time(NULL);			/* Time */
 		l2n(Time,p);
-		RAND_pseudo_bytes(p,SSL3_RANDOM_SIZE-sizeof(Time));
+		RAND_pseudo_bytes(p,SSL3_RANDOM_SIZE-4);
 		/* Do the message type and length last */
 		d=p= &(buf[DTLS1_HM_HEADER_LENGTH]);
 

ssl/s3_srvr.c

@@ -2728,7 +2728,7 @@ int ssl3_get_cert_verify(SSL *s)
 	if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE_VERIFY)
 		{
 		s->s3->tmp.reuse_message=1;
-		if ((peer != NULL) && (type | EVP_PKT_SIGN))
+		if ((peer != NULL) && (type & EVP_PKT_SIGN))
 			{
 			al=SSL_AD_UNEXPECTED_MESSAGE;
 			SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_MISSING_VERIFY_MESSAGE);