Fix problems booting with fips=1

Seeing the following problem when booting in enforcing with FIPS mode enabled.
Request for unknown module key 'CentOS Linux kernel signing key: c757a9fbbd0d82c9e54052029a0908d17cf1adc7' err -13
Then seeing the system halt

Fixing the following denials:
[    4.492635] type=1400 audit(1523666552.903:4): avc:  denied  { search } for  pid=894 comm="systemd-journal" name="crypto" dev="proc" ino=6124 scontext=system_u:system_r:syslogd_t:s0 tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=dir
[    4.496621] type=1400 audit(1523666552.907:5): avc:  denied  { read } for  pid=894 comm="systemd-journal" name="fips_enabled" dev="proc" ino=6125 scontext=system_u:system_r:syslogd_t:s0 tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=file
[    4.499741] type=1400 audit(1523666552.910:6): avc:  denied  { open } for  pid=894 comm="systemd-journal" path="/proc/sys/crypto/fips_enabled" dev="proc" ino=6125 scontext=system_u:system_r:syslogd_t:s0 tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=file
[    4.502969] type=1400 audit(1523666552.914:7): avc:  denied  { getattr } for  pid=894 comm="systemd-journal" path="/proc/sys/crypto/fips_enabled" dev="proc" ino=6125 scontext=system_u:system_r:syslogd_t:s0 tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=file

[    4.950021] type=1400 audit(1523666553.360:8): avc:  denied  { search } for  pid=952 comm="systemctl" name="crypto" dev="proc" ino=6124 scontext=system_u:system_r:udev_t:s0-s0:c0.c1023 tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=dir
[    4.986551] type=1400 audit(1523666553.397:9): avc:  denied  { read } for  pid=952 comm="systemctl" name="fips_enabled" dev="proc" ino=6125 scontext=system_u:system_r:udev_t:s0-s0:c0.c1023 tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=file
[    5.028737] type=1400 audit(1523666553.439:10): avc:  denied  { open } for  pid=952 comm="systemctl" path="/proc/sys/crypto/fips_enabled" dev="proc" ino=6125 scontext=system_u:system_r:udev_t:s0-s0:c0.c1023 tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=file

type=1400 audit(1512501270.176:3): avc:  denied  { search } for  pid=1 comm="systemd" scontext=system_u:system_r:init_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=key

Signed-off-by: Dave Sugar <dsugar@tresys.com>
This commit is contained in:
Dave Sugar 2018-04-16 16:08:55 -04:00 committed by Chris PeBenito
parent 2c54bc4eaf
commit ceec13419f
3 changed files with 4 additions and 0 deletions

View File

@ -281,6 +281,7 @@ ifdef(`init_systemd',`
kernel_read_all_sysctls(init_t)
kernel_read_software_raid_state(init_t)
kernel_unmount_debugfs(init_t)
kernel_search_key(init_t)
kernel_setsched(init_t)
kernel_rw_unix_sysctls(init_t)

View File

@ -434,6 +434,7 @@ allow syslogd_t syslogd_var_run_t:file map;
files_pid_filetrans(syslogd_t, syslogd_var_run_t, file)
allow syslogd_t syslogd_var_run_t:dir create_dir_perms;
kernel_read_crypto_sysctls(syslogd_t)
kernel_read_system_state(syslogd_t)
kernel_read_network_state(syslogd_t)
kernel_read_kernel_sysctls(syslogd_t)

View File

@ -96,9 +96,11 @@ kernel_rw_unix_dgram_sockets(udev_t)
kernel_dgram_send(udev_t)
kernel_signal(udev_t)
kernel_search_debugfs(udev_t)
kernel_search_key(udev_t)
#https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=235182
kernel_rw_net_sysctls(udev_t)
kernel_read_crypto_sysctls(udev_t)
kernel_read_network_state(udev_t)
kernel_read_software_raid_state(udev_t)
kernel_dontaudit_search_unlabeled(udev_t)