ppp: update to version 2.4.7

This fixes: CVE-2014-3158 and some other bugs.

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

SVN-Revision: 42525

15 files changed, 40 insertions, 53 deletions

diff --git a/package/network/services/ppp/Makefile b/package/network/services/ppp/Makefile
index 724be30ef3..b320e304f2 100644
--- a/package/network/services/ppp/Makefile
+++ b/package/network/services/ppp/Makefile
@@ -9,12 +9,12 @@ include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/kernel.mk
 
 PKG_NAME:=ppp
-PKG_VERSION:=2.4.6
+PKG_VERSION:=2.4.7
 PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=ftp://ftp.samba.org/pub/ppp/
-PKG_MD5SUM:=3434d2cc9327167a0723aaaa8670083b
+PKG_MD5SUM:=78818f40e6d33a1d1de68a1551f6595a
 PKG_MAINTAINER:=Felix Fietkau <nbd@openwrt.org>
 
 PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)-$(BUILD_VARIANT)/$(PKG_NAME)-$(PKG_VERSION)
diff --git a/package/network/services/ppp/patches/100-debian_ip-ip_option.patch b/package/network/services/ppp/patches/100-debian_ip-ip_option.patch
index 5712367efe..1017e0fe79 100644
--- a/package/network/services/ppp/patches/100-debian_ip-ip_option.patch
+++ b/package/network/services/ppp/patches/100-debian_ip-ip_option.patch
@@ -85,7 +85,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
        "Enable multilink operation", OPT_PRIO | 1 },
 --- a/pppd/pppd.h
 +++ b/pppd/pppd.h
-@@ -317,6 +317,8 @@ extern bool	tune_kernel;	/* May alter ke
+@@ -318,6 +318,8 @@ extern bool	tune_kernel;	/* May alter ke
  extern int	connect_delay;	/* Time to delay after connect script */
  extern int	max_data_rate;	/* max bytes/sec through charshunt */
  extern int	req_unit;	/* interface unit number to use */
diff --git a/package/network/services/ppp/patches/101-debian_close_dev_ppp.patch b/package/network/services/ppp/patches/101-debian_close_dev_ppp.patch
index 232b10b521..7c6765b9f7 100644
--- a/package/network/services/ppp/patches/101-debian_close_dev_ppp.patch
+++ b/package/network/services/ppp/patches/101-debian_close_dev_ppp.patch
@@ -12,7 +12,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
 
 --- a/pppd/sys-linux.c
 +++ b/pppd/sys-linux.c
-@@ -453,6 +453,13 @@ int generic_establish_ppp (int fd)
+@@ -458,6 +458,13 @@ int generic_establish_ppp (int fd)
      if (new_style_driver) {
  	int flags;
  
diff --git a/package/network/services/ppp/patches/105-debian_demand.patch b/package/network/services/ppp/patches/105-debian_demand.patch
index b26a8c329a..2502d49689 100644
--- a/package/network/services/ppp/patches/105-debian_demand.patch
+++ b/package/network/services/ppp/patches/105-debian_demand.patch
@@ -150,7 +150,7 @@
      } else {
 --- a/pppd/ipv6cp.c
 +++ b/pppd/ipv6cp.c
-@@ -1243,7 +1243,7 @@ ipv6cp_up(f)
+@@ -1232,7 +1232,7 @@ ipv6cp_up(f)
  	    }
  
  	}
@@ -161,7 +161,7 @@
      } else {
 --- a/pppd/pppd.h
 +++ b/pppd/pppd.h
-@@ -584,7 +584,7 @@ void demand_conf __P((void));	/* config
+@@ -585,7 +585,7 @@ void demand_conf __P((void));	/* config
  void demand_block __P((void));	/* set all NPs to queue up packets */
  void demand_unblock __P((void)); /* set all NPs to pass packets */
  void demand_discard __P((void)); /* set all NPs to discard packets */
diff --git a/package/network/services/ppp/patches/110-debian_defaultroute.patch b/package/network/services/ppp/patches/110-debian_defaultroute.patch
index 41404aba83..e8659ea152 100644
--- a/package/network/services/ppp/patches/110-debian_defaultroute.patch
+++ b/package/network/services/ppp/patches/110-debian_defaultroute.patch
@@ -153,7 +153,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
  .B nodeflate
 --- a/pppd/pppd.h
 +++ b/pppd/pppd.h
-@@ -664,7 +664,7 @@ int  sif6addr __P((int, eui64_t, eui64_t
+@@ -667,7 +667,7 @@ int  sif6addr __P((int, eui64_t, eui64_t
  int  cif6addr __P((int, eui64_t, eui64_t));
  				/* Remove an IPv6 address from i/f */
  #endif
@@ -164,16 +164,16 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
  				/* Delete default route through i/f */
 --- a/pppd/sys-linux.c
 +++ b/pppd/sys-linux.c
-@@ -206,6 +206,8 @@ static unsigned char inbuf[512]; /* buff
- 
+@@ -207,6 +207,8 @@ static unsigned char inbuf[512]; /* buff
  static int	if_is_up;	/* Interface has been marked up */
+ static int	if6_is_up;	/* Interface has been marked up for IPv6, to help differentiate */
  static int	have_default_route;	/* Gateway for default route added */
 +static struct	rtentry old_def_rt;	/* Old default route */
 +static int	default_rt_repl_rest;	/* replace and restore old default rt */
  static u_int32_t proxy_arp_addr;	/* Addr for proxy arp entry added */
  static char proxy_arp_dev[16];		/* Device for proxy arp entry */
  static u_int32_t our_old_addr;		/* for detecting address changes */
-@@ -1544,6 +1546,9 @@ static int read_route_table(struct rtent
+@@ -1552,6 +1554,9 @@ static int read_route_table(struct rtent
  	p = NULL;
      }
  
@@ -183,7 +183,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
      SIN_ADDR(rt->rt_dst) = strtoul(cols[route_dest_col], NULL, 16);
      SIN_ADDR(rt->rt_gateway) = strtoul(cols[route_gw_col], NULL, 16);
      SIN_ADDR(rt->rt_genmask) = strtoul(cols[route_mask_col], NULL, 16);
-@@ -1613,20 +1618,51 @@ int have_route_to(u_int32_t addr)
+@@ -1621,20 +1626,51 @@ int have_route_to(u_int32_t addr)
  /********************************************************************
   *
   * sifdefaultroute - assign a default route through the address given.
@@ -248,7 +248,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
      }
  
      memset (&rt, 0, sizeof (rt));
-@@ -1641,10 +1677,16 @@ int sifdefaultroute (int unit, u_int32_t
+@@ -1649,10 +1685,16 @@ int sifdefaultroute (int unit, u_int32_t
  
      rt.rt_flags = RTF_UP;
      if (ioctl(sock_fd, SIOCADDRT, &rt) < 0) {
@@ -266,7 +266,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
  
      have_default_route = 1;
      return 1;
-@@ -1675,11 +1717,21 @@ int cifdefaultroute (int unit, u_int32_t
+@@ -1683,11 +1725,21 @@ int cifdefaultroute (int unit, u_int32_t
      rt.rt_flags = RTF_UP;
      if (ioctl(sock_fd, SIOCDELRT, &rt) < 0 && errno != ESRCH) {
  	if (still_ppp()) {
@@ -291,7 +291,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
  }
 --- a/pppd/sys-solaris.c
 +++ b/pppd/sys-solaris.c
-@@ -2036,12 +2036,18 @@ cifaddr(u, o, h)
+@@ -2039,12 +2039,18 @@ cifaddr(u, o, h)
   * sifdefaultroute - assign a default route through the address given.
   */
  int
diff --git a/package/network/services/ppp/patches/120-debian_ipv6_updown_option.patch b/package/network/services/ppp/patches/120-debian_ipv6_updown_option.patch
index b59c33e623..0e57029d61 100644
--- a/package/network/services/ppp/patches/120-debian_ipv6_updown_option.patch
+++ b/package/network/services/ppp/patches/120-debian_ipv6_updown_option.patch
@@ -48,7 +48,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
        "Enable multilink operation", OPT_PRIO | 1 },
 --- a/pppd/ipv6cp.c
 +++ b/pppd/ipv6cp.c
-@@ -1303,7 +1303,7 @@ ipv6cp_up(f)
+@@ -1269,7 +1269,7 @@ ipv6cp_up(f)
       */
      if (ipv6cp_script_state == s_down && ipv6cp_script_pid == 0) {
  	ipv6cp_script_state = s_up;
@@ -57,7 +57,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
      }
  }
  
-@@ -1357,7 +1357,7 @@ ipv6cp_down(f)
+@@ -1321,7 +1321,7 @@ ipv6cp_down(f)
      /* Execute the ipv6-down script */
      if (ipv6cp_script_state == s_up && ipv6cp_script_pid == 0) {
  	ipv6cp_script_state = s_down;
@@ -66,7 +66,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
      }
  }
  
-@@ -1400,13 +1400,13 @@ ipv6cp_script_done(arg)
+@@ -1364,13 +1364,13 @@ ipv6cp_script_done(arg)
      case s_up:
  	if (ipv6cp_fsm[0].state != OPENED) {
  	    ipv6cp_script_state = s_down;
@@ -84,7 +84,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
      }
 --- a/pppd/pppd.h
 +++ b/pppd/pppd.h
-@@ -319,6 +319,8 @@ extern int	max_data_rate;	/* max bytes/s
+@@ -320,6 +320,8 @@ extern int	max_data_rate;	/* max bytes/s
  extern int	req_unit;	/* interface unit number to use */
  extern char	path_ipup[MAXPATHLEN]; /* pathname of ip-up script */
  extern char	path_ipdown[MAXPATHLEN]; /* pathname of ip-down script */
diff --git a/package/network/services/ppp/patches/310-precompile_filter.patch b/package/network/services/ppp/patches/310-precompile_filter.patch
index 7b62a9f2f1..877ca6bd1d 100644
--- a/package/network/services/ppp/patches/310-precompile_filter.patch
+++ b/package/network/services/ppp/patches/310-precompile_filter.patch
@@ -77,7 +77,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
  #ifdef MAXOCTETS
      { "maxoctets", o_int, &maxoctets,
        "Set connection traffic limit",
-@@ -1488,6 +1504,29 @@ callfile(argv)
+@@ -1493,6 +1509,29 @@ callfile(argv)
      return ok;
  }
  
diff --git a/package/network/services/ppp/patches/320-custom_iface_names.patch b/package/network/services/ppp/patches/320-custom_iface_names.patch
index 1b6561098b..ccda0c6760 100644
--- a/package/network/services/ppp/patches/320-custom_iface_names.patch
+++ b/package/network/services/ppp/patches/320-custom_iface_names.patch
@@ -56,7 +56,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
  /*
   * Limits.
   */
-@@ -316,6 +320,7 @@ extern char	*record_file;	/* File to rec
+@@ -317,6 +321,7 @@ extern char	*record_file;	/* File to rec
  extern bool	sync_serial;	/* Device is synchronous serial device */
  extern int	maxfail;	/* Max # of unsuccessful connection attempts */
  extern char	linkname[MAXPATHLEN]; /* logical name for link */
@@ -77,7 +77,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
  static int tty_disc = N_TTY;	/* The TTY discipline */
  static int ppp_disc = N_PPP;	/* The PPP discpline */
  static int initfdflags = -1;	/* Initial file descriptor flags for fd */
-@@ -615,7 +619,8 @@ void generic_disestablish_ppp(int dev_fd
+@@ -620,7 +624,8 @@ void generic_disestablish_ppp(int dev_fd
   */
  static int make_ppp_unit()
  {
@@ -87,7 +87,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
  
  	if (ppp_dev_fd >= 0) {
  		dbglog("in make_ppp_unit, already had /dev/ppp open?");
-@@ -638,6 +643,30 @@ static int make_ppp_unit()
+@@ -643,6 +648,30 @@ static int make_ppp_unit()
  	}
  	if (x < 0)
  		error("Couldn't create new ppp unit: %m");
diff --git a/package/network/services/ppp/patches/321-multilink_support_custom_iface_names.patch b/package/network/services/ppp/patches/321-multilink_support_custom_iface_names.patch
index d7f95590c2..bba5884fa4 100644
--- a/package/network/services/ppp/patches/321-multilink_support_custom_iface_names.patch
+++ b/package/network/services/ppp/patches/321-multilink_support_custom_iface_names.patch
@@ -118,7 +118,7 @@ Signed-off-by: George Kashperko <george@znau.edu.ua>
  			&& memcmp(vd.dptr, key.dptr, vd.dsize) == 0;
 --- a/pppd/sys-linux.c
 +++ b/pppd/sys-linux.c
-@@ -693,6 +693,16 @@ void cfg_bundle(int mrru, int mtru, int
+@@ -698,6 +698,16 @@ void cfg_bundle(int mrru, int mtru, int
  	add_fd(ppp_dev_fd);
  }
  
@@ -135,7 +135,7 @@ Signed-off-by: George Kashperko <george@znau.edu.ua>
  /*
   * make_new_bundle - create a new PPP unit (i.e. a bundle)
   * and connect our channel to it.  This should only get called
-@@ -711,6 +721,8 @@ void make_new_bundle(int mrru, int mtru,
+@@ -716,6 +726,8 @@ void make_new_bundle(int mrru, int mtru,
  
  	/* set the mrru and flags */
  	cfg_bundle(mrru, mtru, rssn, tssn);
diff --git a/package/network/services/ppp/patches/330-retain_foreign_default_routes.patch b/package/network/services/ppp/patches/330-retain_foreign_default_routes.patch
index 96e616e00e..f68b466507 100644
--- a/package/network/services/ppp/patches/330-retain_foreign_default_routes.patch
+++ b/package/network/services/ppp/patches/330-retain_foreign_default_routes.patch
@@ -12,7 +12,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
 
 --- a/pppd/sys-linux.c
 +++ b/pppd/sys-linux.c
-@@ -1748,6 +1748,7 @@ int cifdefaultroute (int unit, u_int32_t
+@@ -1756,6 +1756,7 @@ int cifdefaultroute (int unit, u_int32_t
  	SIN_ADDR(rt.rt_genmask) = 0L;
      }
  
diff --git a/package/network/services/ppp/patches/340-populate_default_gateway.patch b/package/network/services/ppp/patches/340-populate_default_gateway.patch
index 3fe954d108..a1451de3a3 100644
--- a/package/network/services/ppp/patches/340-populate_default_gateway.patch
+++ b/package/network/services/ppp/patches/340-populate_default_gateway.patch
@@ -13,7 +13,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
 
 --- a/pppd/sys-linux.c
 +++ b/pppd/sys-linux.c
-@@ -1702,6 +1702,9 @@ int sifdefaultroute (int unit, u_int32_t
+@@ -1710,6 +1710,9 @@ int sifdefaultroute (int unit, u_int32_t
      memset (&rt, 0, sizeof (rt));
      SET_SA_FAMILY (rt.rt_dst, AF_INET);
  
@@ -23,7 +23,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
      rt.rt_dev = ifname;
  
      if (kernel_version > KVERSION(2,1,0)) {
-@@ -1709,7 +1712,7 @@ int sifdefaultroute (int unit, u_int32_t
+@@ -1717,7 +1720,7 @@ int sifdefaultroute (int unit, u_int32_t
  	SIN_ADDR(rt.rt_genmask) = 0L;
      }
  
diff --git a/package/network/services/ppp/patches/400-simplify_kernel_checks.patch b/package/network/services/ppp/patches/400-simplify_kernel_checks.patch
index 36973d17f9..11af6d8f35 100644
--- a/package/network/services/ppp/patches/400-simplify_kernel_checks.patch
+++ b/package/network/services/ppp/patches/400-simplify_kernel_checks.patch
@@ -19,7 +19,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
  
  static char loop_name[20];
  static unsigned char inbuf[512]; /* buffer for chars read from loopback */
-@@ -213,8 +213,8 @@ static int	looped;			/* 1 if using loop
+@@ -214,8 +214,8 @@ static int	looped;			/* 1 if using loop
  static int	link_mtu;		/* mtu for the link (not bundle) */
  
  static struct utsname utsname;	/* for the kernel version */
@@ -29,7 +29,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
  
  #define MAX_IFS		100
  
-@@ -1443,11 +1443,12 @@ int ccp_fatal_error (int unit)
+@@ -1451,11 +1451,12 @@ int ccp_fatal_error (int unit)
   *
   * path_to_procfs - find the path to the proc file system mount point
   */
@@ -44,7 +44,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
      struct mntent *mntent;
      FILE *fp;
  
-@@ -1469,6 +1470,7 @@ static char *path_to_procfs(const char *
+@@ -1477,6 +1478,7 @@ static char *path_to_procfs(const char *
  	    fclose (fp);
  	}
      }
@@ -52,7 +52,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
  
      strlcpy(proc_path + proc_path_len, tail,
  	    sizeof(proc_path) - proc_path_len);
-@@ -2121,15 +2123,19 @@ int ppp_available(void)
+@@ -2129,15 +2131,19 @@ int ppp_available(void)
      int    my_version, my_modification, my_patch;
      int osmaj, osmin, ospatch;
  
@@ -72,7 +72,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
  
  	/* XXX should get from driver */
  	driver_version = 2;
-@@ -2189,6 +2195,7 @@ int ppp_available(void)
+@@ -2197,6 +2203,7 @@ int ppp_available(void)
  
      if (ok && ((ifr.ifr_hwaddr.sa_family & ~0xFF) != ARPHRD_PPP))
  	ok = 0;
@@ -80,7 +80,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
  
  /*
   *  This is the PPP device. Validate the version of the driver at this
-@@ -2684,6 +2691,7 @@ get_pty(master_fdp, slave_fdp, slave_nam
+@@ -2730,6 +2737,7 @@ get_pty(master_fdp, slave_fdp, slave_nam
      }
  #endif /* TIOCGPTN */
  
@@ -88,7 +88,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
      if (sfd < 0) {
  	/* the old way - scan through the pty name space */
  	for (i = 0; i < 64; ++i) {
-@@ -2702,6 +2710,7 @@ get_pty(master_fdp, slave_fdp, slave_nam
+@@ -2748,6 +2756,7 @@ get_pty(master_fdp, slave_fdp, slave_nam
  	    }
  	}
      }
@@ -138,7 +138,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
      info("RP-PPPoE plugin version %s compiled against pppd %s",
 --- a/pppd/plugins/pppol2tp/pppol2tp.c
 +++ b/pppd/plugins/pppol2tp/pppol2tp.c
-@@ -500,12 +500,7 @@ static void pppol2tp_cleanup(void)
+@@ -486,12 +486,7 @@ static void pppol2tp_cleanup(void)
  
  void plugin_init(void)
  {
diff --git a/package/network/services/ppp/patches/401-no_record_file.patch b/package/network/services/ppp/patches/401-no_record_file.patch
index 49835a3aa9..f3c13ec977 100644
--- a/package/network/services/ppp/patches/401-no_record_file.patch
+++ b/package/network/services/ppp/patches/401-no_record_file.patch
@@ -7,7 +7,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
 
 --- a/pppd/pppd.h
 +++ b/pppd/pppd.h
-@@ -316,7 +316,6 @@ extern int	holdoff;	/* Dead time before
+@@ -317,7 +317,6 @@ extern int	holdoff;	/* Dead time before
  extern bool	holdoff_specified; /* true if user gave a holdoff value */
  extern bool	notty;		/* Stdin/out is not a tty */
  extern char	*pty_socket;	/* Socket to connect to pty */
@@ -17,7 +17,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
  extern char	linkname[MAXPATHLEN]; /* logical name for link */
 --- a/pppd/tty.c
 +++ b/pppd/tty.c
-@@ -145,7 +145,7 @@ char	*disconnect_script = NULL; /* Scrip
+@@ -146,7 +146,7 @@ char	*disconnect_script = NULL; /* Scrip
  char	*welcomer = NULL;	/* Script to run after phys link estab. */
  char	*ptycommand = NULL;	/* Command to run on other side of pty */
  bool	notty = 0;		/* Stdin/out is not a tty */
@@ -26,7 +26,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
  int	max_data_rate;		/* max bytes/sec through charshunt */
  bool	sync_serial = 0;	/* Device is synchronous serial device */
  char	*pty_socket = NULL;	/* Socket to connect to pty */
-@@ -201,8 +201,10 @@ option_t tty_options[] = {
+@@ -202,8 +202,10 @@ option_t tty_options[] = {
        "Send and receive over socket, arg is host:port",
        OPT_PRIO | OPT_DEVNAM },
  
diff --git a/package/network/services/ppp/patches/403-no_wtmp.patch b/package/network/services/ppp/patches/403-no_wtmp.patch
index 00c3dafdcd..3c78894570 100644
--- a/package/network/services/ppp/patches/403-no_wtmp.patch
+++ b/package/network/services/ppp/patches/403-no_wtmp.patch
@@ -7,7 +7,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
 
 --- a/pppd/sys-linux.c
 +++ b/pppd/sys-linux.c
-@@ -2259,6 +2259,7 @@ int ppp_available(void)
+@@ -2267,6 +2267,7 @@ int ppp_available(void)
  
  void logwtmp (const char *line, const char *name, const char *host)
  {
@@ -15,7 +15,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
      struct utmp ut, *utp;
      pid_t  mypid = getpid();
  #if __GLIBC__ < 2
-@@ -2324,6 +2325,7 @@ void logwtmp (const char *line, const ch
+@@ -2332,6 +2333,7 @@ void logwtmp (const char *line, const ch
  	close (wtmp);
      }
  #endif
diff --git a/package/network/services/ppp/patches/520-ms_chap_buffer_overrun.patch b/package/network/services/ppp/patches/520-ms_chap_buffer_overrun.patch
deleted file mode 100644
index acbf33b65a..0000000000
--- a/package/network/services/ppp/patches/520-ms_chap_buffer_overrun.patch
+++ /dev/null
@@ -1,13 +0,0 @@
-Index: ppp-2.4.6/pppd/chap_ms.c
-===================================================================
---- ppp-2.4.6.orig/pppd/chap_ms.c	2014-07-29 00:38:03.073968867 +0100
-+++ ppp-2.4.6/pppd/chap_ms.c	2014-07-29 00:41:52.897964689 +0100
-@@ -382,7 +382,7 @@
- 		      unsigned char *private)
- {
- 	const struct chapms2_response_cache_entry *cache_entry;
--	unsigned char auth_response[MS_AUTH_RESPONSE_LENGTH];
-+	unsigned char auth_response[MS_AUTH_RESPONSE_LENGTH+1];
- 
- 	challenge++;	/* skip length, should be 16 */
- 	*response++ = MS_CHAP2_RESPONSE_LEN;