1sandbox_net_client_selinSuExL(i8n)ux Policy sandbox_net_scalnidebnotx_net_client_selinux(8)
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6 sandbox_net_client_selinux - Security Enhanced Linux Policy for the
7 sandbox_net_client processes
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10 Security-Enhanced Linux secures the sandbox_net_client processes via
11 flexible mandatory access control.
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13 The sandbox_net_client processes execute with the sandbox_net_client_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 sandbox_net_client_t
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24 SELinux defines process types (domains) for each process running on the
25 system
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27 You can see the context of a process using the -Z option to ps
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29 Policy governs the access confined processes have to files. SELinux
30 sandbox_net_client policy is very flexible allowing users to setup
31 their sandbox_net_client processes in as secure a method as possible.
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33 The following process types are defined for sandbox_net_client:
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35 sandbox_net_client_t
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37 Note: semanage permissive -a sandbox_net_client_t can be used to make
38 the process type sandbox_net_client_t permissive. SELinux does not deny
39 access to permissive process types, but the AVC (SELinux denials) mes‐
40 sages are still generated.
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44 SELinux policy is customizable based on least access required. sand‐
45 box_net_client policy is extremely flexible and has several booleans
46 that allow you to manipulate the policy and run sandbox_net_client with
47 the tightest access possible.
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51 If you want to deny user domains applications to map a memory region as
52 both executable and writable, this is dangerous and the executable
53 should be reported in bugzilla, you must turn on the deny_execmem bool‐
54 ean. Enabled by default.
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56 setsebool -P deny_execmem 1
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61 The SELinux process type sandbox_net_client_t can manage files labeled
62 with the following file types. The paths listed are the default paths
63 for these file types. Note the processes UID still need to have DAC
64 permissions.
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66 fusefs_t
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68 /var/run/user/[0-9]+/gvfs
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70 krb5_host_rcache_t
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72 /var/tmp/krb5_0.rcache2
73 /var/cache/krb5rcache(/.*)?
74 /var/tmp/nfs_0
75 /var/tmp/DNS_25
76 /var/tmp/host_0
77 /var/tmp/imap_0
78 /var/tmp/HTTP_23
79 /var/tmp/HTTP_48
80 /var/tmp/ldap_55
81 /var/tmp/ldap_487
82 /var/tmp/ldapmap1_0
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84 mozilla_plugin_tmpfs_t
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87 sandbox_file_t
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90 sandbox_net_client_tmpfs_t
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93 security_t
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95 /selinux
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99 semanage fcontext can also be used to manipulate default file context
100 mappings.
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102 semanage permissive can also be used to manipulate whether or not a
103 process type is permissive.
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105 semanage module can also be used to enable/disable/install/remove pol‐
106 icy modules.
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108 semanage boolean can also be used to manipulate the booleans
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111 system-config-selinux is a GUI tool available to customize SELinux pol‐
112 icy settings.
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116 This manual page was auto-generated using sepolicy manpage .
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120 selinux(8), sandbox_net_client(8), semanage(8), restorecon(8),
121 chcon(1), sepolicy(8), setsebool(8)
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125sandbox_net_client 22-05-27 sandbox_net_client_selinux(8)