diff options
Diffstat (limited to 'extra/polkit')
-rw-r--r-- | extra/polkit/files/polkit-1 | 9 | ||||
-rw-r--r-- | extra/polkit/patches/CVE-2021-4034.patch | 79 | ||||
-rw-r--r-- | extra/polkit/patches/make-innetgr-optional.patch | 239 |
3 files changed, 0 insertions, 327 deletions
diff --git a/extra/polkit/files/polkit-1 b/extra/polkit/files/polkit-1 deleted file mode 100644 index df1b69a..0000000 --- a/extra/polkit/files/polkit-1 +++ /dev/null @@ -1,9 +0,0 @@ -# Begin /etc/pam.d/polkit-1 - -auth include system-auth -account include system-account -password include system-password -session include system-session - -# End /etc/pam.d/polkit-1 - diff --git a/extra/polkit/patches/CVE-2021-4034.patch b/extra/polkit/patches/CVE-2021-4034.patch deleted file mode 100644 index a06300a..0000000 --- a/extra/polkit/patches/CVE-2021-4034.patch +++ /dev/null @@ -1,79 +0,0 @@ -From a2bf5c9c83b6ae46cbd5c779d3055bff81ded683 Mon Sep 17 00:00:00 2001 -From: Jan Rybar <jrybar@redhat.com> -Date: Tue, 25 Jan 2022 17:21:46 +0000 -Subject: [PATCH] pkexec: local privilege escalation (CVE-2021-4034) - ---- - src/programs/pkcheck.c | 5 +++++ - src/programs/pkexec.c | 23 ++++++++++++++++++++--- - 2 files changed, 25 insertions(+), 3 deletions(-) - -diff --git a/src/programs/pkcheck.c b/src/programs/pkcheck.c -index f1bb4e1..768525c 100644 ---- a/src/programs/pkcheck.c -+++ b/src/programs/pkcheck.c -@@ -363,6 +363,11 @@ main (int argc, char *argv[]) - local_agent_handle = NULL; - ret = 126; - -+ if (argc < 1) -+ { -+ exit(126); -+ } -+ - /* Disable remote file access from GIO. */ - setenv ("GIO_USE_VFS", "local", 1); - -diff --git a/src/programs/pkexec.c b/src/programs/pkexec.c -index 7698c5c..84e5ef6 100644 ---- a/src/programs/pkexec.c -+++ b/src/programs/pkexec.c -@@ -488,6 +488,15 @@ main (int argc, char *argv[]) - pid_t pid_of_caller; - gpointer local_agent_handle; - -+ -+ /* -+ * If 'pkexec' is called THIS wrong, someone's probably evil-doing. Don't be nice, just bail out. -+ */ -+ if (argc<1) -+ { -+ exit(127); -+ } -+ - ret = 127; - authority = NULL; - subject = NULL; -@@ -614,10 +623,10 @@ main (int argc, char *argv[]) - - path = g_strdup (pwstruct.pw_shell); - if (!path) -- { -+ { - g_printerr ("No shell configured or error retrieving pw_shell\n"); - goto out; -- } -+ } - /* If you change this, be sure to change the if (!command_line) - case below too */ - command_line = g_strdup (path); -@@ -636,7 +645,15 @@ main (int argc, char *argv[]) - goto out; - } - g_free (path); -- argv[n] = path = s; -+ path = s; -+ -+ /* argc<2 and pkexec runs just shell, argv is guaranteed to be null-terminated. -+ * /-less shell shouldn't happen, but let's be defensive and don't write to null-termination -+ */ -+ if (argv[n] != NULL) -+ { -+ argv[n] = path; -+ } - } - if (access (path, F_OK) != 0) - { --- -GitLab - diff --git a/extra/polkit/patches/make-innetgr-optional.patch b/extra/polkit/patches/make-innetgr-optional.patch deleted file mode 100644 index 8459c67..0000000 --- a/extra/polkit/patches/make-innetgr-optional.patch +++ /dev/null @@ -1,239 +0,0 @@ -See https://gitlab.freedesktop.org/polkit/polkit/merge_requests/10 - -From 778bb45e0e0cbabe2b04adf67a500af1dab09768 Mon Sep 17 00:00:00 2001 -From: "A. Wilcox" <AWilcox@Wilcox-Tech.com> -Date: Wed, 11 Jul 2018 04:54:26 -0500 -Subject: [PATCH] make netgroup support optional - -On at least Linux/musl and Linux/uclibc, netgroup support is not -available. PolKit fails to compile on these systems for that reason. - -This change makes netgroup support conditional on the presence of the -setnetgrent(3) function which is required for the support to work. If -that function is not available on the system, an error will be returned -to the administrator if unix-netgroup: is specified in configuration. - -Fixes bug 50145. - -Closes polkit/polkit#14. - -Signed-off-by: A. Wilcox <AWilcox@Wilcox-Tech.com> ---- -diff --git a/configure.ac b/configure.ac -index 4ac2219..ca478df 100644 ---- a/configure.ac -+++ b/configure.ac -@@ -100,7 +100,7 @@ AC_CHECK_LIB(expat,XML_ParserCreate,[EXPAT_LIBS="-lexpat"], - [AC_MSG_ERROR([Can't find expat library. Please install expat.])]) - AC_SUBST(EXPAT_LIBS) - --AC_CHECK_FUNCS(clearenv fdatasync) -+AC_CHECK_FUNCS(clearenv fdatasync setnetgrent) - - if test "x$GCC" = "xyes"; then - LDFLAGS="-Wl,--as-needed $LDFLAGS" -diff --git a/src/polkit/polkitidentity.c b/src/polkit/polkitidentity.c -index 3aa1f7f..10e9c17 100644 ---- a/src/polkit/polkitidentity.c -+++ b/src/polkit/polkitidentity.c -@@ -182,7 +182,15 @@ polkit_identity_from_string (const gchar *str, - } - else if (g_str_has_prefix (str, "unix-netgroup:")) - { -+#ifndef HAVE_SETNETGRENT -+ g_set_error (error, -+ POLKIT_ERROR, -+ POLKIT_ERROR_FAILED, -+ "Netgroups are not available on this machine ('%s')", -+ str); -+#else - identity = polkit_unix_netgroup_new (str + sizeof "unix-netgroup:" - 1); -+#endif - } - - if (identity == NULL && (error != NULL && *error == NULL)) -@@ -344,6 +352,13 @@ polkit_identity_new_for_gvariant (GVariant *variant, - GVariant *v; - const char *name; - -+#ifndef HAVE_SETNETGRENT -+ g_set_error (error, -+ POLKIT_ERROR, -+ POLKIT_ERROR_FAILED, -+ "Netgroups are not available on this machine"); -+ goto out; -+#else - v = lookup_asv (details_gvariant, "name", G_VARIANT_TYPE_STRING, error); - if (v == NULL) - { -@@ -353,6 +368,7 @@ polkit_identity_new_for_gvariant (GVariant *variant, - name = g_variant_get_string (v, NULL); - ret = polkit_unix_netgroup_new (name); - g_variant_unref (v); -+#endif - } - else - { -diff --git a/src/polkit/polkitunixnetgroup.c b/src/polkit/polkitunixnetgroup.c -index 8a2b369..83f8d4a 100644 ---- a/src/polkit/polkitunixnetgroup.c -+++ b/src/polkit/polkitunixnetgroup.c -@@ -194,6 +194,9 @@ polkit_unix_netgroup_set_name (PolkitUnixNetgroup *group, - PolkitIdentity * - polkit_unix_netgroup_new (const gchar *name) - { -+#ifndef HAVE_SETNETGRENT -+ g_assert_not_reached(); -+#endif - g_return_val_if_fail (name != NULL, NULL); - return POLKIT_IDENTITY (g_object_new (POLKIT_TYPE_UNIX_NETGROUP, - "name", name, -diff --git a/src/polkitbackend/polkitbackendinteractiveauthority.c b/src/polkitbackend/polkitbackendinteractiveauthority.c -index 056d9a8..36c2f3d 100644 ---- a/src/polkitbackend/polkitbackendinteractiveauthority.c -+++ b/src/polkitbackend/polkitbackendinteractiveauthority.c -@@ -2233,25 +2233,26 @@ get_users_in_net_group (PolkitIdentity *group, - GList *ret; - - ret = NULL; -+#ifdef HAVE_SETNETGRENT - name = polkit_unix_netgroup_get_name (POLKIT_UNIX_NETGROUP (group)); - --#ifdef HAVE_SETNETGRENT_RETURN -+# ifdef HAVE_SETNETGRENT_RETURN - if (setnetgrent (name) == 0) - { - g_warning ("Error looking up net group with name %s: %s", name, g_strerror (errno)); - goto out; - } --#else -+# else - setnetgrent (name); --#endif -+# endif /* HAVE_SETNETGRENT_RETURN */ - - for (;;) - { --#if defined(HAVE_NETBSD) || defined(HAVE_OPENBSD) -+# if defined(HAVE_NETBSD) || defined(HAVE_OPENBSD) - const char *hostname, *username, *domainname; --#else -+# else - char *hostname, *username, *domainname; --#endif -+# endif /* defined(HAVE_NETBSD) || defined(HAVE_OPENBSD) */ - PolkitIdentity *user; - GError *error = NULL; - -@@ -2282,6 +2283,7 @@ get_users_in_net_group (PolkitIdentity *group, - - out: - endnetgrent (); -+#endif /* HAVE_SETNETGRENT */ - return ret; - } - -diff --git a/src/polkitbackend/polkitbackendjsauthority.cpp b/src/polkitbackend/polkitbackendjsauthority.cpp -index ca17108..da95180 100644 ---- a/src/polkitbackend/polkitbackendjsauthority.cpp -+++ b/src/polkitbackend/polkitbackendjsauthority.cpp -@@ -1520,6 +1520,7 @@ js_polkit_user_is_in_netgroup (JSContext *cx, - - JS::CallArgs args = JS::CallArgsFromVp (argc, vp); - -+#ifdef HAVE_SETNETGRENT - JS::RootedString usrstr (authority->priv->cx); - usrstr = args[0].toString(); - user = JS_EncodeStringToUTF8 (cx, usrstr); -@@ -1534,6 +1535,7 @@ js_polkit_user_is_in_netgroup (JSContext *cx, - { - is_in_netgroup = true; - } -+ #endif - - ret = true; - -diff --git a/test/polkit/polkitidentitytest.c b/test/polkit/polkitidentitytest.c -index e91967b..e829aaa 100644 ---- a/test/polkit/polkitidentitytest.c -+++ b/test/polkit/polkitidentitytest.c -@@ -19,6 +19,7 @@ - * Author: Nikki VonHollen <vonhollen@google.com> - */ - -+#include "config.h" - #include "glib.h" - #include <polkit/polkit.h> - #include <polkit/polkitprivate.h> -@@ -145,11 +146,15 @@ struct ComparisonTestData comparison_test_data [] = { - {"unix-group:root", "unix-group:jane", FALSE}, - {"unix-group:jane", "unix-group:jane", TRUE}, - -+#ifdef HAVE_SETNETGRENT - {"unix-netgroup:foo", "unix-netgroup:foo", TRUE}, - {"unix-netgroup:foo", "unix-netgroup:bar", FALSE}, -+#endif - - {"unix-user:root", "unix-group:root", FALSE}, -+#ifdef HAVE_SETNETGRENT - {"unix-user:jane", "unix-netgroup:foo", FALSE}, -+#endif - - {NULL}, - }; -@@ -181,11 +186,13 @@ main (int argc, char *argv[]) - g_test_add_data_func ("/PolkitIdentity/group_string_2", "unix-group:jane", test_string); - g_test_add_data_func ("/PolkitIdentity/group_string_3", "unix-group:users", test_string); - -+#ifdef HAVE_SETNETGRENT - g_test_add_data_func ("/PolkitIdentity/netgroup_string", "unix-netgroup:foo", test_string); -+ g_test_add_data_func ("/PolkitIdentity/netgroup_gvariant", "unix-netgroup:foo", test_gvariant); -+#endif - - g_test_add_data_func ("/PolkitIdentity/user_gvariant", "unix-user:root", test_gvariant); - g_test_add_data_func ("/PolkitIdentity/group_gvariant", "unix-group:root", test_gvariant); -- g_test_add_data_func ("/PolkitIdentity/netgroup_gvariant", "unix-netgroup:foo", test_gvariant); - - add_comparison_tests (); - -diff --git a/test/polkit/polkitunixnetgrouptest.c b/test/polkit/polkitunixnetgrouptest.c -index 3701ba1..e3352eb 100644 ---- a/test/polkit/polkitunixnetgrouptest.c -+++ b/test/polkit/polkitunixnetgrouptest.c -@@ -19,6 +19,7 @@ - * Author: Nikki VonHollen <vonhollen@google.com> - */ - -+#include "config.h" - #include "glib.h" - #include <polkit/polkit.h> - #include <string.h> -@@ -69,7 +70,9 @@ int - main (int argc, char *argv[]) - { - g_test_init (&argc, &argv, NULL); -+#ifdef HAVE_SETNETGRENT - g_test_add_func ("/PolkitUnixNetgroup/new", test_new); - g_test_add_func ("/PolkitUnixNetgroup/set_name", test_set_name); -+#endif - return g_test_run (); - } -diff --git a/test/polkitbackend/test-polkitbackendjsauthority.c b/test/polkitbackend/test-polkitbackendjsauthority.c -index f97e0e0..fc52149 100644 ---- a/test/polkitbackend/test-polkitbackendjsauthority.c -+++ b/test/polkitbackend/test-polkitbackendjsauthority.c -@@ -137,12 +137,14 @@ test_get_admin_identities (void) - "unix-group:users" - } - }, -+#ifdef HAVE_SETNETGRENT - { - "net.company.action3", - { - "unix-netgroup:foo" - } - }, -+#endif - }; - guint n; - |