From 7c18d0afc7f6b93319902dc1e5305fe66a060019 Mon Sep 17 00:00:00 2001 From: Zdenek Pytela Date: Thu, 13 Jan 2022 19:17:31 +0100 Subject: [PATCH] Allow login_userdomain create session_dbusd tmp socket files Reference: https://gitbub.com/fedora-selinux/selinux-policy/commit/7c18d0afc7f6b93319902dc1e5305fe66a060019 Conflict: NA The dbus_create_session_tmp_sock_files() interface was added. Addresses the following AVC denial: type=PROCTITLE msg=audit(13.1.2022 18:56:38.180:8372) : proctitle=(systemd) type=PATH msg=audit(13.1.2022 18:56:38.180:8372) : item=1 name=/run/user/1001/bus inode=40 dev=00:3f mode=socket,666 ouid=staff ogid=staff rdev=00:00 obj=staff_u:object_r:session_dbusd_tmp_t:s0 nametype=CREATE cap_fp=none cap_fi=none cap_fe=0 cap_fver=0 cap_frootid=0 type=PATH msg=audit(13.1.2022 18:56:38.180:8372) : item=0 name=/run/user/1001/ inode=1 dev=00:3f mode=dir,700 ouid=staff ogid=staff rdev=00:00 obj=staff_u:object_r:user_tmp_t:s0 nametype=PARENT cap_fp=none cap_fi=none cap_fe=0 cap_fver=0 cap_frootid=0 type=SOCKADDR msg=audit(13.1.2022 18:56:38.180:8372) : saddr={ saddr_fam=local path=/run/user/1001/bus } type=SYSCALL msg=audit(13.1.2022 18:56:38.180:8372) : arch=x86_64 syscall=bind success=yes exit=0 a0=0xc a1=0x562410fef860 a2=0x15 a3=0x0 items=2 ppid=1 pid=24940 auid=staff uid=staff gid=staff euid=staff suid=staff fsuid=staff egid=staff sgid=staff fsgid=staff tty=(none) ses=23 comm=systemd exe=/usr/lib/systemd/systemd subj=staff_u:staff_r:staff_t:s0-s0:c0.c1023 key=(null) type=AVC msg=audit(13.1.2022 18:56:38.180:8372) : avc: denied { create } for pid=24940 comm=systemd name=bus scontext=staff_u:staff_r:staff_t:s0-s0:c0.c1023 tcontext=staff_u:object_r:session_dbusd_tmp_t:s0 tclass=sock_file permissive=1 Signed-off-by: lujie54 --- policy/modules/contrib/dbus.if | 18 ++++++++++++++++++ policy/modules/system/userdomain.te | 4 ++++ 2 files changed, 22 insertions(+) diff --git a/policy/modules/contrib/dbus.if b/policy/modules/contrib/dbus.if index e04af61..deb6f10 100644 --- a/policy/modules/contrib/dbus.if +++ b/policy/modules/contrib/dbus.if @@ -901,6 +901,24 @@ interface(`dbus_delete_session_tmp_sock_files',` ######################################## ## +## Create session_dbusd tmp socket files. +## +## +## +## Domain allowed access. +## +## +# +interface(`dbus_create_session_tmp_sock_files',` + gen_require(` + type session_dbusd_tmp_t; + ') + + create_sock_files_pattern($1, session_dbusd_tmp_t, session_dbusd_tmp_t) +') + +######################################## +## ## Allow systemctl dbus services ## ## diff --git a/policy/modules/system/userdomain.te b/policy/modules/system/userdomain.te index b936a81..9f778ee 100644 --- a/policy/modules/system/userdomain.te +++ b/policy/modules/system/userdomain.te @@ -404,6 +404,10 @@ optional_policy(` ') optional_policy(` + dbus_create_session_tmp_sock_files(login_userdomain) +') + +optional_policy(` gnome_watch_generic_data_home_dirs(login_userdomain) gnome_watch_home_config_dirs(login_userdomain) gnome_watch_home_config_files(login_userdomain) -- 1.8.3.1