mbedtls: update to version 2.7.0

This fixes the following security problems:
* CVE-2018-0488: Risk of remote code execution when truncated HMAC is enabled
* CVE-2018-0487: Risk of remote code execution when verifying RSASSA-PSS signatures

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

package/libs/mbedtls/Makefile

@@ -8,13 +8,13 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=mbedtls
-PKG_VERSION:=2.6.0
+PKG_VERSION:=2.7.0
 PKG_RELEASE:=1
 PKG_USE_MIPS16:=0
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-gpl.tgz
 PKG_SOURCE_URL:=https://tls.mbed.org/download/
-PKG_HASH:=a99959d7360def22f9108d2d487c9de384fe76c349697176b1f22370080d5810
+PKG_HASH:=2c6fe289b4b50bf67b4839e81b07fcf52a19f5129d0241d2aa4d49cb1ef11e4f
 
 PKG_BUILD_PARALLEL:=1
 PKG_LICENSE:=GPL-2.0+

package/libs/mbedtls/patches/200-config.patch

@@ -1,6 +1,6 @@
 --- a/include/mbedtls/config.h
 +++ b/include/mbedtls/config.h
-@@ -220,7 +220,7 @@
+@@ -221,7 +221,7 @@
   *
   * Uncomment to get errors on using deprecated functions.
   */
@@ -9,7 +9,7 @@
  
  /* \} name SECTION: System support */
  
-@@ -539,17 +539,17 @@
+@@ -566,17 +566,17 @@
   *
   * Comment macros to disable the curve and functions for it
   */
@@ -35,7 +35,7 @@
  #define MBEDTLS_ECP_DP_CURVE25519_ENABLED
  
  /**
-@@ -574,8 +574,8 @@
+@@ -601,8 +601,8 @@
   * Requires: MBEDTLS_HMAC_DRBG_C
   *
   * Comment this macro to disable deterministic ECDSA.
@@ -45,16 +45,16 @@
  
  /**
   * \def MBEDTLS_KEY_EXCHANGE_PSK_ENABLED
-@@ -621,7 +621,7 @@
+@@ -655,7 +655,7 @@
-  *      MBEDTLS_TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA
+  *             See dhm.h for more details.
-  *      MBEDTLS_TLS_DHE_PSK_WITH_RC4_128_SHA
+  *
   */
 -#define MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED
 +//#define MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED
  
  /**
   * \def MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED
-@@ -640,8 +640,8 @@
+@@ -674,8 +674,8 @@
   *      MBEDTLS_TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256
   *      MBEDTLS_TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA
   *      MBEDTLS_TLS_ECDHE_PSK_WITH_RC4_128_SHA
@@ -64,7 +64,7 @@
  
  /**
   * \def MBEDTLS_KEY_EXCHANGE_RSA_PSK_ENABLED
-@@ -666,7 +666,7 @@
+@@ -700,7 +700,7 @@
   *      MBEDTLS_TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA
   *      MBEDTLS_TLS_RSA_PSK_WITH_RC4_128_SHA
   */
@@ -73,7 +73,7 @@
  
  /**
   * \def MBEDTLS_KEY_EXCHANGE_RSA_ENABLED
-@@ -793,7 +793,7 @@
+@@ -834,7 +834,7 @@
   *      MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256
   *      MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384
   */
@@ -82,7 +82,7 @@
  
  /**
   * \def MBEDTLS_KEY_EXCHANGE_ECDH_RSA_ENABLED
-@@ -817,7 +817,7 @@
+@@ -858,7 +858,7 @@
   *      MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256
   *      MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384
   */
@@ -91,7 +91,7 @@
  
  /**
   * \def MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED
-@@ -921,7 +921,7 @@
+@@ -962,7 +962,7 @@
   * This option is only useful if both MBEDTLS_SHA256_C and
   * MBEDTLS_SHA512_C are defined. Otherwise the available hash module is used.
   */
@@ -100,7 +100,7 @@
  
  /**
   * \def MBEDTLS_ENTROPY_NV_SEED
-@@ -1015,14 +1015,14 @@
+@@ -1056,14 +1056,14 @@
   * Uncomment this macro to disable the use of CRT in RSA.
   *
   */
@@ -117,7 +117,7 @@
  
  /**
   * \def MBEDTLS_SHA256_SMALLER
-@@ -1038,7 +1038,7 @@
+@@ -1079,7 +1079,7 @@
   *
   * Uncomment to enable the smaller implementation of SHA256.
   */
@@ -126,17 +126,16 @@
  
  /**
   * \def MBEDTLS_SSL_ALL_ALERT_MESSAGES
-@@ -1157,8 +1157,8 @@
+@@ -1206,7 +1206,7 @@
-  * misuse/misunderstand.
+  *          configuration of this extension).
   *
-  * Comment this to disable support for renegotiation.
+  */
-- */
+-#define MBEDTLS_SSL_RENEGOTIATION
- #define MBEDTLS_SSL_RENEGOTIATION
++//#define MBEDTLS_SSL_RENEGOTIATION
-+ */
  
  /**
   * \def MBEDTLS_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO
-@@ -1332,8 +1332,8 @@
+@@ -1380,8 +1380,8 @@
   * callbacks are provided by MBEDTLS_SSL_TICKET_C.
   *
   * Comment this macro to disable support for SSL session tickets
@@ -146,7 +145,7 @@
  
  /**
   * \def MBEDTLS_SSL_EXPORT_KEYS
-@@ -1363,7 +1363,7 @@
+@@ -1411,7 +1411,7 @@
   *
   * Comment this macro to disable support for truncated HMAC in SSL
   */
@@ -155,7 +154,7 @@
  
  /**
   * \def MBEDTLS_THREADING_ALT
-@@ -1397,8 +1397,8 @@
+@@ -1445,8 +1445,8 @@
   * Requires: MBEDTLS_VERSION_C
   *
   * Comment this to disable run-time checking and save ROM space
@@ -165,7 +164,7 @@
  
  /**
   * \def MBEDTLS_X509_ALLOW_EXTENSIONS_NON_V3
-@@ -1719,7 +1719,7 @@
+@@ -1773,7 +1773,7 @@
   *      MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256
   *      MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256
   */
@@ -174,7 +173,7 @@
  
  /**
   * \def MBEDTLS_CCM_C
-@@ -1733,7 +1733,7 @@
+@@ -1787,7 +1787,7 @@
   * This module enables the AES-CCM ciphersuites, if other requisites are
   * enabled as well.
   */
@@ -183,7 +182,7 @@
  
  /**
   * \def MBEDTLS_CERTS_C
-@@ -1745,7 +1745,7 @@
+@@ -1799,7 +1799,7 @@
   *
   * This module is used for testing (ssl_client/server).
   */
@@ -192,7 +191,7 @@
  
  /**
   * \def MBEDTLS_CIPHER_C
-@@ -1798,7 +1798,7 @@
+@@ -1852,7 +1852,7 @@
   *
   * This module provides debugging functions.
   */
@@ -201,17 +200,16 @@
  
  /**
   * \def MBEDTLS_DES_C
-@@ -1823,8 +1823,8 @@
+@@ -1881,7 +1881,7 @@
-  *      MBEDTLS_TLS_PSK_WITH_3DES_EDE_CBC_SHA
+  * \warning   DES is considered a weak cipher and its use constitutes a
-  *
+  *            security risk. We recommend considering stronger ciphers instead.
-  * PEM_PARSE uses DES/3DES for decrypting encrypted keys.
+  */
-- */
+-#define MBEDTLS_DES_C
- #define MBEDTLS_DES_C
++//#define MBEDTLS_DES_C
-+ */
  
  /**
   * \def MBEDTLS_DHM_C
-@@ -1978,8 +1978,8 @@
+@@ -2042,8 +2042,8 @@
   * Requires: MBEDTLS_MD_C
   *
   * Uncomment to enable the HMAC_DRBG random number geerator.
@@ -221,7 +219,7 @@
  
  /**
   * \def MBEDTLS_MD_C
-@@ -2256,7 +2256,7 @@
+@@ -2337,7 +2337,7 @@
   * Caller:  library/md.c
   *
   */
@@ -230,7 +228,7 @@
  
  /**
   * \def MBEDTLS_RSA_C
-@@ -2334,8 +2334,8 @@
+@@ -2421,8 +2421,8 @@
   * Caller:
   *
   * Requires: MBEDTLS_SSL_CACHE_C
@@ -240,7 +238,7 @@
  
  /**
   * \def MBEDTLS_SSL_COOKIE_C
-@@ -2356,8 +2356,8 @@
+@@ -2443,8 +2443,8 @@
   * Caller:
   *
   * Requires: MBEDTLS_CIPHER_C
@@ -250,7 +248,7 @@
  
  /**
   * \def MBEDTLS_SSL_CLI_C
-@@ -2456,8 +2456,8 @@
+@@ -2543,8 +2543,8 @@
   * Module:  library/version.c
   *
   * This module provides run-time version information.
@@ -260,7 +258,7 @@
  
  /**
   * \def MBEDTLS_X509_USE_C
-@@ -2567,7 +2567,7 @@
+@@ -2654,7 +2654,7 @@
   * Module:  library/xtea.c
   * Caller:
   */