commit: 17daafd3ec8af0e3e870d7b9aa2e4a68dcd5d00c
Author: Sugar, David <dsugar <AT> tresys <DOT> com>
AuthorDate: Mon Mar 11 16:02:29 2019 +0000
Commit: Jason Zaman <perfinion <AT> gentoo <DOT> org>
CommitDate: Mon Mar 25 10:05:25 2019 +0000
URL:
https://gitweb.gentoo.org/proj/hardened-refpolicy.git/commit/?id=17daafd3
Resolve denial while changing password
I'm seeing the following denials reading /proc/sys/crypto/fips_enabled
and sending message for logging. This resolves those denials.
type=AVC msg=audit(1552222811.419:470): avc: denied { search } for pid=7739
comm="passwd" name="crypto" dev="proc" ino=2253
scontext=sysadm_u:sysadm_r:passwd_t:s0-s0:c0.c1023
tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=dir permissive=1
type=AVC msg=audit(1552222811.419:470): avc: denied { read } for pid=7739
comm="passwd" name="fips_enabled" dev="proc" ino=2254
scontext=sysadm_u:sysadm_r:passwd_t:s0-s0:c0.c1023
tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=file permissive=1
type=AVC msg=audit(1552222811.419:470): avc: denied { open } for pid=7739
comm="passwd" path="/proc/sys/crypto/fips_enabled" dev="proc" ino=2254
scontext=sysadm_u:sysadm_r:passwd_t:s0-s0:c0.c1023
tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=file permissive=1
type=AVC msg=audit(1552222811.419:471): avc: denied { getattr } for pid=7739
comm="passwd" path="/proc/sys/crypto/fips_enabled" dev="proc" ino=2254
scontext=sysadm_u:sysadm_r:passwd_t:s0-s0:c0.c1023
tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=file permissive=1
type=AVC msg=audit(1552222811.431:476): avc: denied { sendto } for pid=7739
comm="passwd" path="/dev/log"
scontext=sysadm_u:sysadm_r:passwd_t:s0-s0:c0.c1023
tcontext=system_u:system_r:kernel_t:s0 tclass=unix_dgram_socket permissive=1
Signed-off-by: Dave Sugar <dsugar <AT> tresys.com>
Signed-off-by: Jason Zaman <jason <AT> perfinion.com>
policy/modules/admin/usermanage.te | 2 ++
1 file changed, 2 insertions(+)
diff --git a/policy/modules/admin/usermanage.te
b/policy/modules/admin/usermanage.te
index a91c0b7c..0f874b1a 100644
--- a/policy/modules/admin/usermanage.te
+++ b/policy/modules/admin/usermanage.te
@@ -304,6 +304,8 @@ allow passwd_t self:msg { send receive };
allow passwd_t crack_db_t:dir list_dir_perms;
read_files_pattern(passwd_t, crack_db_t, crack_db_t)
+kernel_dgram_send(passwd_t)
+kernel_read_crypto_sysctls(passwd_t)
kernel_read_kernel_sysctls(passwd_t)
# for SSP
