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Change secure_mode_policyload to disable only toggling of this Boolean rather than disabling all Boolean toggling permissions.

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This commit is contained in:
Chris PeBenito 2011-09-26 10:44:27 -04:00
parent aecd12c7b0
commit 8e94109c52
3 changed files with 32 additions and 21 deletions
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2
Changelog
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@ -1,3 +1,5 @@
- Change secure_mode_policyload to disable only toggling of this Boolean
rather than disabling all Boolean toggling permissions.
- Use role attributes to assist with domain transitions in interactive
programs.
- Milter ports patch from Paul Howarth.

32
policy/modules/kernel/selinux.if
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@ -433,20 +433,17 @@ interface(`selinux_set_boolean',`
interface(`selinux_set_generic_booleans',`
gen_require(`
type security_t;
bool secure_mode_policyload;
')
allow $1 security_t:dir list_dir_perms;
allow $1 security_t:file rw_file_perms;
if(!secure_mode_policyload) {
allow $1 security_t:security setbool;
allow $1 security_t:security setbool;
ifdef(`distro_rhel4',`
# needed for systems without audit support
auditallow $1 security_t:security setbool;
')
}
ifdef(`distro_rhel4',`
# needed for systems without audit support
auditallow $1 security_t:security setbool;
')
')
########################################
@ -473,21 +470,24 @@ interface(`selinux_set_generic_booleans',`
#
interface(`selinux_set_all_booleans',`
gen_require(`
type security_t;
type security_t, secure_mode_policyload_t;
attribute boolean_type;
bool secure_mode_policyload;
')
allow $1 security_t:dir list_dir_perms;
allow $1 boolean_type:file rw_file_perms;
allow $1 { boolean_type -secure_mode_policyload_t }:file rw_file_perms;
allow $1 secure_mode_policyload_t:file read_file_perms;
allow $1 security_t:security setbool;
ifdef(`distro_rhel4',`
# needed for systems without audit support
auditallow $1 security_t:security setbool;
')
if(!secure_mode_policyload) {
allow $1 security_t:security setbool;
ifdef(`distro_rhel4',`
# needed for systems without audit support
auditallow $1 security_t:security setbool;
')
allow $1 secure_mode_policyload_t:file write_file_perms;
}
')

19
policy/modules/kernel/selinux.te
View File

@ -1,4 +1,4 @@
policy_module(selinux, 1.10.0)
policy_module(selinux, 1.10.1)
########################################
#
@ -20,6 +20,9 @@ attribute can_setenforce;
attribute can_setsecparam;
attribute selinux_unconfined_type;
type secure_mode_policyload_t;
selinux_labeled_boolean(secure_mode_policyload_t, secure_mode_policyload)
#
# security_t is the target type when checking
# the permissions in the security class. It is also
@ -45,16 +48,22 @@ neverallow ~{ selinux_unconfined_type can_setsecparam } security_t:security sets
allow selinux_unconfined_type security_t:dir list_dir_perms;
allow selinux_unconfined_type security_t:file rw_file_perms;
allow selinux_unconfined_type boolean_type:file read_file_perms;
allow selinux_unconfined_type { boolean_type -secure_mode_policyload_t }:file write_file_perms;
# Access the security API.
allow selinux_unconfined_type security_t:security ~{ load_policy setenforce setbool };
allow selinux_unconfined_type security_t:security ~{ load_policy setenforce };
ifdef(`distro_rhel4',`
# needed for systems without audit support
auditallow selinux_unconfined_type security_t:security setbool;
')
if(!secure_mode_policyload) {
allow selinux_unconfined_type boolean_type:file rw_file_perms;
allow selinux_unconfined_type security_t:security { load_policy setenforce setbool };
allow selinux_unconfined_type security_t:security { load_policy setenforce };
allow selinux_unconfined_type secure_mode_policyload_t:file write_file_perms;
ifdef(`distro_rhel4',`
# needed for systems without audit support
auditallow selinux_unconfined_type security_t:security { load_policy setenforce setbool };
auditallow selinux_unconfined_type security_t:security { load_policy setenforce };
')
}