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authorRemi Collet <fedora@famillecollet.com>2014-08-31 16:11:59 +0200
committerRemi Collet <fedora@famillecollet.com>2014-08-31 16:11:59 +0200
commitaf54b5064e163d80e6843cc0e617b09bc4607854 (patch)
tree4fb1ff9bae0b2a0992b05e5676fc0e92cccd0f12 /php-5.4.16-CVE-2013-4248.patch
import php54-php 5.4.16 from rhscl 1.1
Diffstat (limited to 'php-5.4.16-CVE-2013-4248.patch')
-rw-r--r--php-5.4.16-CVE-2013-4248.patch211
1 files changed, 211 insertions, 0 deletions
diff --git a/php-5.4.16-CVE-2013-4248.patch b/php-5.4.16-CVE-2013-4248.patch
new file mode 100644
index 0000000..c5da270
--- /dev/null
+++ b/php-5.4.16-CVE-2013-4248.patch
@@ -0,0 +1,211 @@
+From 2874696a5a8d46639d261571f915c493cd875897 Mon Sep 17 00:00:00 2001
+From: Stanislav Malyshev <stas@php.net>
+Date: Tue, 13 Aug 2013 22:20:33 -0700
+Subject: [PATCH] Fix CVE-2013-4073 - handling of certs with null bytes
+
+---
+ NEWS | 4 ++
+ ext/openssl/openssl.c | 86 ++++++++++++++++++++++++++++++++++++-
+ ext/openssl/tests/cve2013_4073.pem | 28 ++++++++++++
+ ext/openssl/tests/cve2013_4073.phpt | 19 ++++++++
+ 4 files changed, 135 insertions(+), 2 deletions(-)
+ create mode 100644 ext/openssl/tests/cve2013_4073.pem
+ create mode 100644 ext/openssl/tests/cve2013_4073.phpt
+
+diff --git a/ext/openssl/openssl.c b/ext/openssl/openssl.c
+index d7ac117..c32748c 100644
+--- a/ext/openssl/openssl.c
++++ b/ext/openssl/openssl.c
+@@ -1398,6 +1398,74 @@ PHP_FUNCTION(openssl_x509_check_private_key)
+ }
+ /* }}} */
+
++/* Special handling of subjectAltName, see CVE-2013-4073
++ * Christian Heimes
++ */
++
++static int openssl_x509v3_subjectAltName(BIO *bio, X509_EXTENSION *extension)
++{
++ GENERAL_NAMES *names;
++ const X509V3_EXT_METHOD *method = NULL;
++ long i, length, num;
++ const unsigned char *p;
++
++ method = X509V3_EXT_get(extension);
++ if (method == NULL) {
++ return -1;
++ }
++
++ p = extension->value->data;
++ length = extension->value->length;
++ if (method->it) {
++ names = (GENERAL_NAMES*)(ASN1_item_d2i(NULL, &p, length,
++ ASN1_ITEM_ptr(method->it)));
++ } else {
++ names = (GENERAL_NAMES*)(method->d2i(NULL, &p, length));
++ }
++ if (names == NULL) {
++ return -1;
++ }
++
++ num = sk_GENERAL_NAME_num(names);
++ for (i = 0; i < num; i++) {
++ GENERAL_NAME *name;
++ ASN1_STRING *as;
++ name = sk_GENERAL_NAME_value(names, i);
++ switch (name->type) {
++ case GEN_EMAIL:
++ BIO_puts(bio, "email:");
++ as = name->d.rfc822Name;
++ BIO_write(bio, ASN1_STRING_data(as),
++ ASN1_STRING_length(as));
++ break;
++ case GEN_DNS:
++ BIO_puts(bio, "DNS:");
++ as = name->d.dNSName;
++ BIO_write(bio, ASN1_STRING_data(as),
++ ASN1_STRING_length(as));
++ break;
++ case GEN_URI:
++ BIO_puts(bio, "URI:");
++ as = name->d.uniformResourceIdentifier;
++ BIO_write(bio, ASN1_STRING_data(as),
++ ASN1_STRING_length(as));
++ break;
++ default:
++ /* use builtin print for GEN_OTHERNAME, GEN_X400,
++ * GEN_EDIPARTY, GEN_DIRNAME, GEN_IPADD and GEN_RID
++ */
++ GENERAL_NAME_print(bio, name);
++ }
++ /* trailing ', ' except for last element */
++ if (i < (num - 1)) {
++ BIO_puts(bio, ", ");
++ }
++ }
++ sk_GENERAL_NAME_pop_free(names, GENERAL_NAME_free);
++
++ return 0;
++}
++
+ /* {{{ proto array openssl_x509_parse(mixed x509 [, bool shortnames=true])
+ Returns an array of the fields/values of the CERT */
+ PHP_FUNCTION(openssl_x509_parse)
+@@ -1494,15 +1562,29 @@ PHP_FUNCTION(openssl_x509_parse)
+
+
+ for (i = 0; i < X509_get_ext_count(cert); i++) {
++ int nid;
+ extension = X509_get_ext(cert, i);
+- if (OBJ_obj2nid(X509_EXTENSION_get_object(extension)) != NID_undef) {
++ nid = OBJ_obj2nid(X509_EXTENSION_get_object(extension));
++ if (nid != NID_undef) {
+ extname = (char *)OBJ_nid2sn(OBJ_obj2nid(X509_EXTENSION_get_object(extension)));
+ } else {
+ OBJ_obj2txt(buf, sizeof(buf)-1, X509_EXTENSION_get_object(extension), 1);
+ extname = buf;
+ }
+ bio_out = BIO_new(BIO_s_mem());
+- if (X509V3_EXT_print(bio_out, extension, 0, 0)) {
++ if (nid == NID_subject_alt_name) {
++ if (openssl_x509v3_subjectAltName(bio_out, extension) == 0) {
++ add_assoc_stringl(subitem, extname, bio_buf->data, bio_buf->length, 1);
++ } else {
++ zval_dtor(return_value);
++ if (certresource == -1 && cert) {
++ X509_free(cert);
++ }
++ BIO_free(bio_out);
++ RETURN_FALSE;
++ }
++ }
++ else if (X509V3_EXT_print(bio_out, extension, 0, 0)) {
+ BIO_get_mem_ptr(bio_out, &bio_buf);
+ add_assoc_stringl(subitem, extname, bio_buf->data, bio_buf->length, 1);
+ } else {
+diff --git a/ext/openssl/tests/cve2013_4073.pem b/ext/openssl/tests/cve2013_4073.pem
+new file mode 100644
+index 0000000..7ebb994
+--- /dev/null
++++ b/ext/openssl/tests/cve2013_4073.pem
+@@ -0,0 +1,28 @@
++-----BEGIN CERTIFICATE-----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=
++-----END CERTIFICATE-----
+diff --git a/ext/openssl/tests/cve2013_4073.phpt b/ext/openssl/tests/cve2013_4073.phpt
+new file mode 100644
+index 0000000..e676ddf
+--- /dev/null
++++ b/ext/openssl/tests/cve2013_4073.phpt
+@@ -0,0 +1,19 @@
++--TEST--
++CVE 2013-4073: Null-byte certificate handling
++--SKIPIF--
++<?php
++if (!extension_loaded("openssl")) die("skip");
++--FILE--
++<?php
++$cert = file_get_contents(__DIR__ . '/cve2013_4073.pem');
++$info = openssl_x509_parse($cert);
++var_export($info['extensions']);
++
++--EXPECTF--
++array (
++ 'basicConstraints' => 'CA:FALSE',
++ 'subjectKeyIdentifier' => '88:5A:55:C0:52:FF:61:CD:52:A3:35:0F:EA:5A:9C:24:38:22:F7:5C',
++ 'keyUsage' => 'Digital Signature, Non Repudiation, Key Encipherment',
++ 'subjectAltName' => 'DNS:altnull.python.org' . "\0" . 'example.com, email:null@python.org' . "\0" . 'user@example.org, URI:http://null.python.org' . "\0" . 'http://example.org, IP Address:192.0.2.1, IP Address:2001:DB8:0:0:0:0:0:1
++',
++)
+--
+1.7.11.5
+
+From c1c49d6e3983c9ce0b43ffe7bf6e03b809ed048b Mon Sep 17 00:00:00 2001
+From: Stanislav Malyshev <stas@php.net>
+Date: Mon, 19 Aug 2013 01:02:12 -0700
+Subject: [PATCH] fix using wrong buffer pointer
+
+---
+ ext/openssl/openssl.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/ext/openssl/openssl.c b/ext/openssl/openssl.c
+index c7a9f5c..e7672e4 100644
+--- a/ext/openssl/openssl.c
++++ b/ext/openssl/openssl.c
+@@ -1502,6 +1502,7 @@ PHP_FUNCTION(openssl_x509_parse)
+ bio_out = BIO_new(BIO_s_mem());
+ if (nid == NID_subject_alt_name) {
+ if (openssl_x509v3_subjectAltName(bio_out, extension) == 0) {
++ BIO_get_mem_ptr(bio_out, &bio_buf);
+ add_assoc_stringl(subitem, extname, bio_buf->data, bio_buf->length, 1);
+ } else {
+ zval_dtor(return_value);
+--
+1.7.11.5
+