1auditadm_screen_selinux(8S)ELinux Policy auditadm_screeanuditadm_screen_selinux(8)
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6 auditadm_screen_selinux - Security Enhanced Linux Policy for the audi‐
7 tadm_screen processes
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10 Security-Enhanced Linux secures the auditadm_screen processes via flex‐
11 ible mandatory access control.
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13 The auditadm_screen processes execute with the auditadm_screen_t
14 SELinux type. You can check if you have these processes running by exe‐
15 cuting the ps command with the -Z qualifier.
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17 For example:
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19 ps -eZ | grep auditadm_screen_t
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24 The auditadm_screen_t SELinux type can be entered via the screen_exec_t
25 file type.
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27 The default entrypoint paths for the auditadm_screen_t domain are the
28 following:
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30 /usr/bin/tmux, /usr/bin/screen
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33 SELinux defines process types (domains) for each process running on the
34 system
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36 You can see the context of a process using the -Z option to ps
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38 Policy governs the access confined processes have to files. SELinux
39 auditadm_screen policy is very flexible allowing users to setup their
40 auditadm_screen processes in as secure a method as possible.
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42 The following process types are defined for auditadm_screen:
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44 auditadm_screen_t
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46 Note: semanage permissive -a auditadm_screen_t can be used to make the
47 process type auditadm_screen_t permissive. SELinux does not deny access
48 to permissive process types, but the AVC (SELinux denials) messages are
49 still generated.
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53 SELinux policy is customizable based on least access required. audi‐
54 tadm_screen policy is extremely flexible and has several booleans that
55 allow you to manipulate the policy and run auditadm_screen with the
56 tightest access possible.
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60 If you want to allow all domains to execute in fips_mode, you must turn
61 on the fips_mode boolean. Enabled by default.
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63 setsebool -P fips_mode 1
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67 If you want to allow system to run with NIS, you must turn on the
68 nis_enabled boolean. Disabled by default.
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70 setsebool -P nis_enabled 1
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74 If you want to determine whether screen can use fsetid/setuid/setgid
75 capability, you must turn on the screen_allow_session_sharing boolean.
76 Disabled by default.
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78 setsebool -P screen_allow_session_sharing 1
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82 If you want to support NFS home directories, you must turn on the
83 use_nfs_home_dirs boolean. Disabled by default.
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85 setsebool -P use_nfs_home_dirs 1
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89 If you want to support SAMBA home directories, you must turn on the
90 use_samba_home_dirs boolean. Disabled by default.
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92 setsebool -P use_samba_home_dirs 1
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97 The SELinux process type auditadm_screen_t can manage files labeled
98 with the following file types. The paths listed are the default paths
99 for these file types. Note the processes UID still need to have DAC
100 permissions.
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102 faillog_t
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104 /var/log/btmp.*
105 /var/log/faillog.*
106 /var/log/tallylog.*
107 /var/run/faillock(/.*)?
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109 initrc_var_run_t
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111 /var/run/utmp
112 /var/run/random-seed
113 /var/run/runlevel.dir
114 /var/run/setmixer_flag
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116 krb5_host_rcache_t
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118 /var/tmp/krb5_0.rcache2
119 /var/cache/krb5rcache(/.*)?
120 /var/tmp/nfs_0
121 /var/tmp/DNS_25
122 /var/tmp/host_0
123 /var/tmp/imap_0
124 /var/tmp/HTTP_23
125 /var/tmp/HTTP_48
126 /var/tmp/ldap_55
127 /var/tmp/ldap_487
128 /var/tmp/ldapmap1_0
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130 user_tmp_type
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132 all user tmp files
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136 semanage fcontext can also be used to manipulate default file context
137 mappings.
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139 semanage permissive can also be used to manipulate whether or not a
140 process type is permissive.
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142 semanage module can also be used to enable/disable/install/remove pol‐
143 icy modules.
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145 semanage boolean can also be used to manipulate the booleans
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148 system-config-selinux is a GUI tool available to customize SELinux pol‐
149 icy settings.
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153 This manual page was auto-generated using sepolicy manpage .
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157 selinux(8), auditadm_screen(8), semanage(8), restorecon(8), chcon(1),
158 sepolicy(8), setsebool(8)
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162auditadm_screen 23-10-20 auditadm_screen_selinux(8)