diff options
author | chris <chris@FreeBSD.org> | 2002-12-10 00:39:17 +0000 |
---|---|---|
committer | chris <chris@FreeBSD.org> | 2002-12-10 00:39:17 +0000 |
commit | 6b856f7a964b281332e53c7e021c2039c7f5985e (patch) | |
tree | bfe47aeea1dceadceba004421fa870848e5dc025 /share | |
parent | 7be4041b2223c79f1324905eed85323da019ba06 (diff) | |
download | FreeBSD-src-6b856f7a964b281332e53c7e021c2039c7f5985e.zip FreeBSD-src-6b856f7a964b281332e53c7e021c2039c7f5985e.tar.gz |
Document the following MAC policies:
o None: Stub policy
o Seeotheruids: The "see processes and sockets owned by other users" policy
o Test: Debugging policy
Standardize the SYNOPSIS and HISTORY sections.
Update SEE ALSO sections.
Diffstat (limited to 'share')
-rw-r--r-- | share/man/man4/Makefile | 3 | ||||
-rw-r--r-- | share/man/man4/mac_biba.4 | 16 | ||||
-rw-r--r-- | share/man/man4/mac_bsdextended.4 | 29 | ||||
-rw-r--r-- | share/man/man4/mac_mls.4 | 7 | ||||
-rw-r--r-- | share/man/man4/mac_none.4 | 93 | ||||
-rw-r--r-- | share/man/man4/mac_seeotheruids.4 | 113 | ||||
-rw-r--r-- | share/man/man4/mac_stub.4 | 93 | ||||
-rw-r--r-- | share/man/man4/mac_test.4 | 99 |
8 files changed, 446 insertions, 7 deletions
diff --git a/share/man/man4/Makefile b/share/man/man4/Makefile index 1fe8ba3..ee1527c 100644 --- a/share/man/man4/Makefile +++ b/share/man/man4/Makefile @@ -98,6 +98,9 @@ MAN= aac.4 \ mac_biba.4 \ mac_bsdextended.4 \ mac_mls.4 \ + mac_none.4 \ + mac_seeotheruids.4 \ + mac_test.4 \ mouse.4 \ mtio.4 \ natm.4 \ diff --git a/share/man/man4/mac_biba.4 b/share/man/man4/mac_biba.4 index 3d2dc6f..d96222a 100644 --- a/share/man/man4/mac_biba.4 +++ b/share/man/man4/mac_biba.4 @@ -36,8 +36,18 @@ .Nm mac_biba .Nd Biba data integrity policy .Sh SYNOPSIS +To compile Biba into your kernel, place the following lines in your kernel +configuration file: .Cd "options MAC" -.Li "kldload mac_biba" +.Cd "options MAC_BIBA" +.Pp +Alternately, to load the Biba module at boot time, place the following line +in your kernel configuration file: +.Cd "options MAC" +.Pp +and in +.Xr loader.conf 5 : +.Cd mac_biba_load= Ns \&"YES" .Sh DESCRIPTION The .Nm @@ -165,7 +175,11 @@ Multi-Level Security (MLS) protects the confentiality, rather than the integrity, of subjects and objects. .Sh SEE ALSO .Xr LOMAC 4 , +.Xr mac_bsdextended 4 , .Xr mac_mls 4 , +.Xr mac_none 4 , +.Xr mac_seeotheruids 4 , +.Xr mac_test 4 , .Xr mac 9 .Sh HISTORY The diff --git a/share/man/man4/mac_bsdextended.4 b/share/man/man4/mac_bsdextended.4 index 03bc34a..79be140 100644 --- a/share/man/man4/mac_bsdextended.4 +++ b/share/man/man4/mac_bsdextended.4 @@ -37,10 +37,21 @@ .Dt MAC_BSDEXTENDED 4 .Sh NAME .Nm mac_bsdextended -.Nd subject-object interaction rules policy +.Nd file system firewall policy .Sh SYNOPSIS -.\" .Cd options MAC_BSDEXTENDED -.Li kldload mac_bsdextended +.\" To compile the file system firewall policy into your kernel, +.\" place the following lines in your kernel configuration file: +.\" .Cd "options MAC" +.\" .Cd "options MAC_BSDEXTENDED" +.\" .Pp +.\" Alternately, to load the MLS module at boot time, place the following line +To load the file system firewall policy module at boot time, +place the following line in your kernel configuration file: +.Cd "options MAC" +.Pp +and in +.Xr loader.conf 5 : +.Cd mac_bsdextended_load= Ns \&"YES" .Sh DESCRIPTION The .Nm @@ -48,6 +59,8 @@ interface provides an interface for the system administrator to impose mandatory rules regarding users and some system objects. Rules are uploaded to the module (typically using +.Xr ugidfw 8 , +or some other tool utilizing .Xr libugidfw 3 ) where they are stored internally and used to determine whether to allow or deny specific accesses @@ -65,13 +78,19 @@ is found, or the end of the list is reached. .Sh SEE ALSO .Xr libugidfw 3 , +.Xr mac_biba 4 , +.Xr mac_mls 4 , +.Xr mac_none 4 , +.Xr mac_seeotheruids 4 , +.Xr mac_test 4 , .Xr ugidfw 8 , .Xr mac 9 .Sh HISTORY The .Nm -interface was first introduced in -.Fx 5.0 . +policy module first appeared in +.Fx 5.0 +and was developed by the TrustedBSD Project. .Sh AUTHORS This software was contributed to the .Fx diff --git a/share/man/man4/mac_mls.4 b/share/man/man4/mac_mls.4 index 306070d..46459a0 100644 --- a/share/man/man4/mac_mls.4 +++ b/share/man/man4/mac_mls.4 @@ -172,8 +172,13 @@ in order to change network interface MLS labels. This will eventually go away, but it is currently a liability and may allow the superuser to bypass MLS protections. .Sh SEE ALSO -.Xr maclabel 7 , .Xr mac_biba 4 , +.Xr mac_bsdextended 4 , +.Xr mac_mls 4 , +.Xr mac_none 4 , +.Xr mac_seeotheruids 4 , +.Xr mac_test 4 +.Xr maclabel 7 , .Xr mac 9 .Sh HISTORY The diff --git a/share/man/man4/mac_none.4 b/share/man/man4/mac_none.4 new file mode 100644 index 0000000..bfcf1eb --- /dev/null +++ b/share/man/man4/mac_none.4 @@ -0,0 +1,93 @@ +.\" Copyright (c) 2002 Networks Associates Technology, Inc. +.\" All rights reserved. +.\" +.\" This software was developed for the FreeBSD Project by Chris +.\" Costello at Safeport Network Services and Network Associates Labs, +.\" the Security Research Division of Network Associates, Inc. under +.\" DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the +.\" DARPA CHATS research program. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" $FreeBSD$ +.Dd DECEMBER 1, 2002 +.Os +.Dt MAC_NONE 4 +.Sh NAME +.Nm mac_none +.Nd sample MAC policy module +.Sh SYNOPSIS +To compile the sample policy +into your kernel, place the following lines in your kernel +configuration file: +.Cd "options MAC" +.Cd "options MAC_NONE" +.Pp +Alternately, to load the sample module at boot time, place the following line +in your kernel configuration file: +.Cd "options MAC" +.Pp +and in +.Xr loader.conf 5 : +.Cd mac_none_load= Ns \&"YES" +.Sh DESCRIPTION +The +.Nm +policy module implements a sample MAC policy that has no effect on +access control in the system. +Each MAC entry point is a +.Dq no-op . +.Ss Label Format +No labels are defined for +.Nm . +.Sh SEE ALSO +.Xr mac_biba 4 , +.Xr mac_bsdextended 4 , +.Xr mac_mls 4 , +.Xr mac_seeotheruids 4 , +.Xr mac_test 4 , +.Xr mac 9 +.Sh HISTORY +The +.Nm +policy module first appeared in +.Fx 5.0 +and was developed by the TrustedBSD Project. +.Sh AUTHORS +This software was contributed to the +.Fx +Project by Network Associates Labs, +the Security Research Division of Network Associates +Inc. under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), +as part of the DARPA CHATS research program. +.Sh BUGS +See +.Xr mac 9 +concerning appropriateness for production use. +The TrustedBSD MAC Framework is considered experimental in +.Fx . +.Pp +While the MAC Framework design is intended to support the containment of +the root user, not all attack channels are currently protected by entry +point checks. +As such, MAC Framework policies should not be relied on, in isolation, +to protect against a malicious privileged user. diff --git a/share/man/man4/mac_seeotheruids.4 b/share/man/man4/mac_seeotheruids.4 new file mode 100644 index 0000000..a39f0be --- /dev/null +++ b/share/man/man4/mac_seeotheruids.4 @@ -0,0 +1,113 @@ +.\" Copyright (c) 2002 Networks Associates Technology, Inc. +.\" All rights reserved. +.\" +.\" This software was developed for the FreeBSD Project by Chris +.\" Costello at Safeport Network Services and Network Associates Labs, +.\" the Security Research Division of Network Associates, Inc. under +.\" DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the +.\" DARPA CHATS research program. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" $FreeBSD$ +.Dd DECEMBER 8, 2002 +.Os +.Dt MAC_SEEOTHERUIDS 4 +.Sh NAME +.Nm mac_seeotheruids +.Nd simple policy controlling whether users see other users +.Sh SYNOPSIS +To compile the mac_seeotheruids +policy into your kernel, place the following lines in your kernel +configuration file: +.Cd "options MAC" +.Cd "options MAC_SEEOTHERUIDS" +.Pp +Alternately, to load the module at boot time, place the following line +in your kernel configuration file: +.Cd "options MAC" +.Pp +and in +.Xr loader.conf.5 : +.Cd mac_seeotheruids_load= Ns \&"YES" +.Sh DESCRIPTION +The +.Nm +policy module, when enabled, denies users to see processes or sockets owned +by other users. +.Pp +To enable +.Nm , +set the sysctl OID +.Va security.mac.seeotheruids.enabled +to +.Li 1 . +.Pp +To allow users to see processes and sockets owned by the same primary group, +set the sysctl OID +.Va security.mac.seeotheruids.primarygroup_enabled +to +.Li 1 . +.Pp +To allow processes with a specific group ID to be exempt from the policy, +set the sysctl OID +.Va security.mac.seeotheruids.specificgid_enabled +to +.Li 1 , +and +.Va security.mac.seeotheruids.specificgid +to the gid to be exempted. +.Ss Label Format +No labels are defined for +.Nm . +.Sh SEE ALSO +.Xr mac_biba 4 , +.Xr mac_bsdextended 4 , +.Xr mac_mls 4 , +.Xr mac_none 4 , +.Xr mac_test 4 , +.Xr mac 9 +.Sh HISTORY +The +.Nm +policy module first appeared in +.Fx 5.0 +and was developed by the TrustedBSD Project. +.Sh AUTHORS +This software was contributed to the +.Fx +Project by Network Associates Labs, +the Security Research Division of Network Associates +Inc. under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), +as part of the DARPA CHATS research program. +.Sh BUGS +See +.Xr mac 9 +concerning appropriateness for production use. +The TrustedBSD MAC Framework is considered experimental in +.Fx . +.Pp +While the MAC Framework design is intended to support the containment of +the root user, not all attack channels are currently protected by entry +point checks. +As such, MAC Framework policies should not be relied on, in isolation, +to protect against a malicious privileged user. diff --git a/share/man/man4/mac_stub.4 b/share/man/man4/mac_stub.4 new file mode 100644 index 0000000..bfcf1eb --- /dev/null +++ b/share/man/man4/mac_stub.4 @@ -0,0 +1,93 @@ +.\" Copyright (c) 2002 Networks Associates Technology, Inc. +.\" All rights reserved. +.\" +.\" This software was developed for the FreeBSD Project by Chris +.\" Costello at Safeport Network Services and Network Associates Labs, +.\" the Security Research Division of Network Associates, Inc. under +.\" DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the +.\" DARPA CHATS research program. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" $FreeBSD$ +.Dd DECEMBER 1, 2002 +.Os +.Dt MAC_NONE 4 +.Sh NAME +.Nm mac_none +.Nd sample MAC policy module +.Sh SYNOPSIS +To compile the sample policy +into your kernel, place the following lines in your kernel +configuration file: +.Cd "options MAC" +.Cd "options MAC_NONE" +.Pp +Alternately, to load the sample module at boot time, place the following line +in your kernel configuration file: +.Cd "options MAC" +.Pp +and in +.Xr loader.conf 5 : +.Cd mac_none_load= Ns \&"YES" +.Sh DESCRIPTION +The +.Nm +policy module implements a sample MAC policy that has no effect on +access control in the system. +Each MAC entry point is a +.Dq no-op . +.Ss Label Format +No labels are defined for +.Nm . +.Sh SEE ALSO +.Xr mac_biba 4 , +.Xr mac_bsdextended 4 , +.Xr mac_mls 4 , +.Xr mac_seeotheruids 4 , +.Xr mac_test 4 , +.Xr mac 9 +.Sh HISTORY +The +.Nm +policy module first appeared in +.Fx 5.0 +and was developed by the TrustedBSD Project. +.Sh AUTHORS +This software was contributed to the +.Fx +Project by Network Associates Labs, +the Security Research Division of Network Associates +Inc. under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), +as part of the DARPA CHATS research program. +.Sh BUGS +See +.Xr mac 9 +concerning appropriateness for production use. +The TrustedBSD MAC Framework is considered experimental in +.Fx . +.Pp +While the MAC Framework design is intended to support the containment of +the root user, not all attack channels are currently protected by entry +point checks. +As such, MAC Framework policies should not be relied on, in isolation, +to protect against a malicious privileged user. diff --git a/share/man/man4/mac_test.4 b/share/man/man4/mac_test.4 new file mode 100644 index 0000000..f44f059 --- /dev/null +++ b/share/man/man4/mac_test.4 @@ -0,0 +1,99 @@ +.\" Copyright (c) 2002 Networks Associates Technology, Inc. +.\" All rights reserved. +.\" +.\" This software was developed for the FreeBSD Project by Chris +.\" Costello at Safeport Network Services and Network Associates Labs, +.\" the Security Research Division of Network Associates, Inc. under +.\" DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the +.\" DARPA CHATS research program. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" $FreeBSD$ +.Dd DECEMBER 1, 2002 +.Os +.Dt MAC_TEST 4 +.Sh NAME +.Nm mac_test +.Nd MAC framework testing policy +.Sh SYNOPSIS +To compile the testing policy +into your kernel, place the following lines in your kernel +configuration file: +.Cd "options MAC" +.Cd "options MAC_TEST" +.Pp +Alternately, to load the testing module at boot time, place the following line +in your kernel configuration file: +.Cd "options MAC" +.Pp +and in +.Xr loader.conf.5 : +.Cd mac_test_load= Ns \&"YES" +.Sh DESCRIPTION +The +.Nm +policy module implements a testing facility for the MAC framework. +Among other things, +.Nm +will try to catch corrupt labels the system is attempting to destroy and +drop to the debugger. +Additionally, a set of statistics regarding the number of times various +MAC framework entry points have been called is stored in the +.Va security.mac.test +.Xr sysctl 8 +tree. +.Ss Label Format +No labels are defined for +.Nm . +.Sh SEE ALSO +.Xr mac_biba 4 , +.Xr mac_bsdextended 4 , +.Xr mac_mls 4 , +.Xr mac_none 4 , +.Xr mac_seeotheruids 4 , +.Xr mac 9 +.Sh HISTORY +The +.Nm +policy module first appeared in +.Fx 5.0 +and was developed by the TrustedBSD Project. +.Sh AUTHORS +This software was contributed to the +.Fx +Project by Network Associates Labs, +the Security Research Division of Network Associates +Inc. under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), +as part of the DARPA CHATS research program. +.Sh BUGS +See +.Xr mac 9 +concerning appropriateness for production use. +The TrustedBSD MAC Framework is considered experimental in +.Fx . +.Pp +While the MAC Framework design is intended to support the containment of +the root user, not all attack channels are currently protected by entry +point checks. +As such, MAC Framework policies should not be relied on, in isolation, +to protect against a malicious privileged user. |