diff options
Diffstat (limited to 'import-layers/yocto-poky/meta/recipes-extended/pam/libpam/pam-unix-nullok-secure.patch')
| -rw-r--r-- | import-layers/yocto-poky/meta/recipes-extended/pam/libpam/pam-unix-nullok-secure.patch | 119 |
1 files changed, 37 insertions, 82 deletions
diff --git a/import-layers/yocto-poky/meta/recipes-extended/pam/libpam/pam-unix-nullok-secure.patch b/import-layers/yocto-poky/meta/recipes-extended/pam/libpam/pam-unix-nullok-secure.patch index 3241e8295..d2cc66882 100644 --- a/import-layers/yocto-poky/meta/recipes-extended/pam/libpam/pam-unix-nullok-secure.patch +++ b/import-layers/yocto-poky/meta/recipes-extended/pam/libpam/pam-unix-nullok-secure.patch @@ -1,9 +1,11 @@ -From 9bdc197474795f2d000c2bc04f58f7cef8898f21 Mon Sep 17 00:00:00 2001 -From: Amarnath Valluri <amarnath.valluri@intel.com> -Date: Wed, 15 Jul 2015 13:07:20 +0300 -Subject: [PATCH] Debian patch to add a new 'nullok_secure' option to pam_unix, - which accepts users with null passwords only when the applicant is connected - from a tty listed in /etc/securetty. +From b6545b83f94c5fb7aec1478b8d458a1393f479c8 Mon Sep 17 00:00:00 2001 +From: "Maxin B. John" <maxin.john@intel.com> +Date: Wed, 25 May 2016 14:12:25 +0300 +Subject: [PATCH] pam_unix: support 'nullok_secure' option + +Debian patch to add a new 'nullok_secure' option to pam_unix, +which accepts users with null passwords only when the applicant is +connected from a tty listed in /etc/securetty. Authors: Sam Hartman <hartmans@debian.org>, Steve Langasek <vorlon@debian.org> @@ -11,78 +13,31 @@ Authors: Sam Hartman <hartmans@debian.org>, Upstream-Status: Pending Signed-off-by: Ming Liu <ming.liu@windriver.com> - -v2: - - Forward ported from v1.1.6 to v1.2.1 - Signed-off-by: Amarnath Valluri <amarnath.valluri@intel.com> +Signed-off-by: Maxin B. John <maxin.john@intel.com> --- modules/pam_unix/Makefile.am | 3 ++- - modules/pam_unix/README | 11 ++++++++++- - modules/pam_unix/pam_unix.8 | 9 ++++++++- modules/pam_unix/pam_unix.8.xml | 19 ++++++++++++++++++- modules/pam_unix/support.c | 40 +++++++++++++++++++++++++++++++++++----- modules/pam_unix/support.h | 8 ++++++-- - 6 files changed, 79 insertions(+), 11 deletions(-) + 4 files changed, 61 insertions(+), 9 deletions(-) diff --git a/modules/pam_unix/Makefile.am b/modules/pam_unix/Makefile.am -index 56ed591..9a372ac 100644 +index 56df178..2bba460 100644 --- a/modules/pam_unix/Makefile.am +++ b/modules/pam_unix/Makefile.am @@ -30,7 +30,8 @@ if HAVE_VERSIONING pam_unix_la_LDFLAGS += -Wl,--version-script=$(srcdir)/../modules.map endif pam_unix_la_LIBADD = $(top_builddir)/libpam/libpam.la \ -- @LIBCRYPT@ @LIBSELINUX@ $(NIS_LIBS) -+ @LIBCRYPT@ @LIBSELINUX@ $(NIS_LIBS) \ +- @LIBCRYPT@ @LIBSELINUX@ @TIRPC_LIBS@ @NSL_LIBS@ ++ @LIBCRYPT@ @LIBSELINUX@ @TIRPC_LIBS@ @NSL_LIBS@ \ + ../pam_securetty/tty_secure.lo securelib_LTLIBRARIES = pam_unix.la -diff --git a/modules/pam_unix/README b/modules/pam_unix/README -index 3935dba..7880d91 100644 ---- a/modules/pam_unix/README -+++ b/modules/pam_unix/README -@@ -67,7 +67,16 @@ nullok - - The default action of this module is to not permit the user access to a - service if their official password is blank. The nullok argument overrides -- this default. -+ this default and allows any user with a blank password to access the -+ service. -+ -+nullok_secure -+ -+ The default action of this module is to not permit the user access to a -+ service if their official password is blank. The nullok_secure argument -+ overrides this default and allows any user with a blank password to access -+ the service as long as the value of PAM_TTY is set to one of the values -+ found in /etc/securetty. - - try_first_pass - -diff --git a/modules/pam_unix/pam_unix.8 b/modules/pam_unix/pam_unix.8 -index 339178b..a4bd906 100644 ---- a/modules/pam_unix/pam_unix.8 -+++ b/modules/pam_unix/pam_unix.8 -@@ -92,7 +92,14 @@ Turns off informational messages namely messages about session open and close vi - .RS 4 - The default action of this module is to not permit the user access to a service if their official password is blank\&. The - \fBnullok\fR --argument overrides this default\&. -+argument overrides this default and allows any user with a blank password to access the service\&. -+.RE -+.PP -+\fBnullok_secure\fR -+.RS 4 -+The default action of this module is to not permit the user access to a service if their official password is blank\&. The -+\fBnullok_secure\fR -+argument overrides this default and allows any user with a blank password to access the service as long as the value of PAM_TTY is set to one of the values found in /etc/securetty\&. - .RE - .PP - \fBtry_first_pass\fR diff --git a/modules/pam_unix/pam_unix.8.xml b/modules/pam_unix/pam_unix.8.xml -index a8b64bb..1ced6f4 100644 +index 1b318f1..be0330e 100644 --- a/modules/pam_unix/pam_unix.8.xml +++ b/modules/pam_unix/pam_unix.8.xml @@ -159,7 +159,24 @@ @@ -112,10 +67,10 @@ index a8b64bb..1ced6f4 100644 </listitem> </varlistentry> diff --git a/modules/pam_unix/support.c b/modules/pam_unix/support.c -index abccd82..2361957 100644 +index fc8595e..29e3341 100644 --- a/modules/pam_unix/support.c +++ b/modules/pam_unix/support.c -@@ -189,13 +189,22 @@ int _set_ctrl(pam_handle_t *pamh, int flags, int *remember, int *rounds, +@@ -183,13 +183,22 @@ int _set_ctrl(pam_handle_t *pamh, int flags, int *remember, int *rounds, /* now parse the arguments to this module */ for (; argc-- > 0; ++argv) { @@ -141,7 +96,7 @@ index abccd82..2361957 100644 } } -@@ -566,6 +575,7 @@ static int _unix_run_helper_binary(pam_handle_t *pamh, const char *passwd, +@@ -560,6 +569,7 @@ static int _unix_run_helper_binary(pam_handle_t *pamh, const char *passwd, if (child == 0) { static char *envp[] = { NULL }; const char *args[] = { NULL, NULL, NULL, NULL }; @@ -149,7 +104,7 @@ index abccd82..2361957 100644 /* XXX - should really tidy up PAM here too */ -@@ -593,7 +603,16 @@ static int _unix_run_helper_binary(pam_handle_t *pamh, const char *passwd, +@@ -587,7 +597,16 @@ static int _unix_run_helper_binary(pam_handle_t *pamh, const char *passwd, /* exec binary helper */ args[0] = CHKPWD_HELPER; args[1] = user; @@ -167,7 +122,7 @@ index abccd82..2361957 100644 args[2]="nullok"; } else { args[2]="nonull"; -@@ -678,6 +697,17 @@ _unix_blankpasswd (pam_handle_t *pamh, unsigned int ctrl, const char *name) +@@ -672,6 +691,17 @@ _unix_blankpasswd (pam_handle_t *pamh, unsigned int ctrl, const char *name) if (on(UNIX__NONULL, ctrl)) return 0; /* will fail but don't let on yet */ @@ -185,7 +140,7 @@ index abccd82..2361957 100644 /* UNIX passwords area */ retval = get_pwd_hash(pamh, name, &pwd, &salt); -@@ -764,7 +794,7 @@ int _unix_verify_password(pam_handle_t * pamh, const char *name +@@ -758,7 +788,7 @@ int _unix_verify_password(pam_handle_t * pamh, const char *name } } } else { @@ -195,46 +150,46 @@ index abccd82..2361957 100644 if (retval == PAM_SUCCESS) { diff --git a/modules/pam_unix/support.h b/modules/pam_unix/support.h -index 3729ce0..43cdbea 100644 +index b4c279c..8da4a8e 100644 --- a/modules/pam_unix/support.h +++ b/modules/pam_unix/support.h -@@ -99,8 +99,9 @@ typedef struct { - #define UNIX_MIN_PASS_LEN 27 /* min length for password */ +@@ -98,8 +98,9 @@ typedef struct { #define UNIX_QUIET 28 /* Don't print informational messages */ - #define UNIX_DES 29 /* DES, default */ -+#define UNIX_NULLOK_SECURE 30 /* NULL passwords allowed only on secure ttys */ + #define UNIX_NO_PASS_EXPIRY 29 /* Don't check for password expiration if not used for authentication */ + #define UNIX_DES 30 /* DES, default */ ++#define UNIX_NULLOK_SECURE 31 /* NULL passwords allowed only on secure ttys */ /* -------------- */ --#define UNIX_CTRLS_ 30 /* number of ctrl arguments defined */ -+#define UNIX_CTRLS_ 31 /* number of ctrl arguments defined */ +-#define UNIX_CTRLS_ 31 /* number of ctrl arguments defined */ ++#define UNIX_CTRLS_ 32 /* number of ctrl arguments defined */ #define UNIX_DES_CRYPT(ctrl) (off(UNIX_MD5_PASS,ctrl)&&off(UNIX_BIGCRYPT,ctrl)&&off(UNIX_SHA256_PASS,ctrl)&&off(UNIX_SHA512_PASS,ctrl)&&off(UNIX_BLOWFISH_PASS,ctrl)) -@@ -118,7 +119,7 @@ static const UNIX_Ctrls unix_args[UNIX_CTRLS_] = - /* UNIX_NOT_SET_PASS */ {"not_set_pass", _ALL_ON_, 0100, 0}, +@@ -117,7 +118,7 @@ static const UNIX_Ctrls unix_args[UNIX_CTRLS_] = + /* UNIX_AUTHTOK_TYPE */ {"authtok_type=", _ALL_ON_, 0100, 0}, /* UNIX__PRELIM */ {NULL, _ALL_ON_^(0600), 0200, 0}, /* UNIX__UPDATE */ {NULL, _ALL_ON_^(0600), 0400, 0}, -/* UNIX__NONULL */ {NULL, _ALL_ON_, 01000, 0}, -+/* UNIX__NONULL */ {NULL, _ALL_ON_^(02000000000), 01000, 0}, ++/* UNIX__NONULL */ {NULL, _ALL_ON_^(02000000000), 01000, 0}, /* UNIX__QUIET */ {NULL, _ALL_ON_, 02000, 0}, /* UNIX_USE_AUTHTOK */ {"use_authtok", _ALL_ON_, 04000, 0}, /* UNIX_SHADOW */ {"shadow", _ALL_ON_, 010000, 0}, @@ -139,6 +140,7 @@ static const UNIX_Ctrls unix_args[UNIX_CTRLS_] = - /* UNIX_MIN_PASS_LEN */ {"minlen=", _ALL_ON_, 0400000000, 0}, /* UNIX_QUIET */ {"quiet", _ALL_ON_, 01000000000, 0}, + /* UNIX_NO_PASS_EXPIRY */ {"no_pass_expiry", _ALL_ON_, 02000000000, 0}, /* UNIX_DES */ {"des", _ALL_ON_^(0260420000), 0, 1}, -+/* UNIX_NULLOK_SECURE */ {"nullok_secure", _ALL_ON_^(01000), 02000000000, 0}, ++/* UNIX_NULLOK_SECURE */ {"nullok_secure", _ALL_ON_^(01000), 02000000000, 0}, }; #define UNIX_DEFAULTS (unix_args[UNIX__NONULL].flag) -@@ -171,6 +173,8 @@ extern int _unix_read_password(pam_handle_t * pamh - ,const char *prompt2 +@@ -172,6 +174,8 @@ extern int _unix_read_password(pam_handle_t * pamh ,const char *data_name ,const void **pass); -+extern int _pammodutil_tty_secure(const pam_handle_t *pamh, -+ const char *uttyname); ++extern int _pammodutil_tty_secure(const pam_handle_t *pamh, const char *uttyname); ++ extern int _unix_run_verify_binary(pam_handle_t *pamh, unsigned int ctrl, const char *user, int *daysleft); + #endif /* _PAM_UNIX_SUPPORT_H */ -- -2.1.4 +2.4.0 |
