commit: 2742ffe56eb2a1943c6ddbbd47071a6fa5437875 Author: Christian Göttsche <cgzones <AT> googlemail <DOT> com> AuthorDate: Thu Feb 22 17:00:40 2024 +0000 Commit: Kenton Groombridge <concord <AT> gentoo <DOT> org> CommitDate: Fri Mar 1 17:05:44 2024 +0000 URL: https://gitweb.gentoo.org/proj/hardened-refpolicy.git/commit/?id=2742ffe5
selinuxutil: setfiles updates type=PROCTITLE msg=audit(21/02/24 22:31:50.044:122) : proctitle=restorecon -vRn -T0 / type=SYSCALL msg=audit(21/02/24 22:31:50.044:122) : arch=x86_64 syscall=sched_getaffinity success=yes exit=8 a0=0x0 a1=0x1000 a2=0x7fc235649bf0 a3=0x0 items=0 ppid=1103 pid=13398 auid=root uid=root gid=root euid=root suid=root fsuid=root egid=root sgid=root fsgid=root tty=pts1 ses=1 comm=restorecon exe=/usr/sbin/setfiles subj=unconfined_u:unconfined_r:setfiles_t:s0-s0:c0.c1023 key=(null) type=AVC msg=audit(21/02/24 22:31:50.044:122) : avc: denied { getsched } for pid=13398 comm=restorecon scontext=unconfined_u:unconfined_r:setfiles_t:s0-s0:c0.c1023 tcontext=unconfined_u:unconfined_r:setfiles_t:s0-s0:c0.c1023 tclass=process permissive=1 type=PROCTITLE msg=audit(21/02/24 22:31:55.040:123) : proctitle=restorecon -vRn -T0 / type=PATH msg=audit(21/02/24 22:31:55.040:123) : item=0 name=/sys/fs/cgroup/user.slice/user-0.slice/user <AT> 0.service/memory.pressure inode=2455 dev=00:1b mode=file,644 ouid=root ogid=root rdev=00:00 obj=system_u:object_r:memory_pressure_t:s0 nametype=NORMAL cap_fp=none cap_fi=none cap_fe=0 cap_fver=0 cap_frootid=0 type=CWD msg=audit(21/02/24 22:31:55.040:123) : cwd=/root/workspace/selinux/refpolicy/refpolicy type=SYSCALL msg=audit(21/02/24 22:31:55.040:123) : arch=x86_64 syscall=newfstatat success=yes exit=0 a0=AT_FDCWD a1=0x557264466530 a2=0x7fc2004cacc0 a3=0x100 items=1 ppid=1103 pid=13398 auid=root uid=root gid=root euid=root suid=root fsuid=root egid=root sgid=root fsgid=root tty=pts1 ses=1 comm=restorecon exe=/usr/sbin/setfiles subj=unconfined_u:unconfined_r:setfiles_t:s0-s0:c0.c1023 key=(null) type=AVC msg=audit(21/02/24 22:31:55.040:123) : avc: denied { getattr } for pid=13398 comm=restorecon path=/sys/fs/cgroup/user.slice/user-0.slice/user <AT> 0.service/memory.pressure dev="cgroup2" ino=2455 scontext=unconfined_u:unconfined_r:setfiles_t:s0-s0:c0.c1023 tcontext=system_u:object_r:memory_pressure_t:s0 tclass=file permissive=1 type=PROCTITLE msg=audit(21/02/24 22:32:15.512:126) : proctitle=restorecon -vRFn -T0 /usr/ type=PATH msg=audit(21/02/24 22:32:15.512:126) : item=0 name=/proc/sys/vm/overcommit_memory inode=41106 dev=00:16 mode=file,644 ouid=root ogid=root rdev=00:00 obj=system_u:object_r:sysctl_vm_overcommit_t:s0 nametype=NORMAL cap_fp=none cap_fi=none cap_fe=0 cap_fver=0 cap_frootid=0 type=CWD msg=audit(21/02/24 22:32:15.512:126) : cwd=/root/workspace/selinux/refpolicy/refpolicy type=SYSCALL msg=audit(21/02/24 22:32:15.512:126) : arch=x86_64 syscall=openat success=yes exit=3 a0=AT_FDCWD a1=0x7f59f7316810 a2=O_RDONLY|O_CLOEXEC a3=0x0 items=1 ppid=1103 pid=13491 auid=root uid=root gid=root euid=root suid=root fsuid=root egid=root sgid=root fsgid=root tty=pts1 ses=1 comm=restorecon exe=/usr/sbin/setfiles subj=unconfined_u:unconfined_r:setfiles_t:s0-s0:c0.c1023 key=(null) type=AVC msg=audit(21/02/24 22:32:15.512:126) : avc: denied { open } for pid=13491 comm=restorecon path=/proc/sys/vm/overcommit_memory dev="proc" ino=41106 scontext=unconfined_u:unconfined_r:setfiles_t:s0-s0:c0.c1023 tcontext=system_u:object_r:sysctl_vm_overcommit_t:s0 tclass=file permissive=1 type=AVC msg=audit(21/02/24 22:32:15.512:126) : avc: denied { read } for pid=13491 comm=restorecon name=overcommit_memory dev="proc" ino=41106 scontext=unconfined_u:unconfined_r:setfiles_t:s0-s0:c0.c1023 tcontext=system_u:object_r:sysctl_vm_overcommit_t:s0 tclass=file permissive=1 Signed-off-by: Christian Göttsche <cgzones <AT> googlemail.com> Signed-off-by: Kenton Groombridge <concord <AT> gentoo.org> policy/modules/kernel/filesystem.if | 18 ++++++++++++++++++ policy/modules/system/selinuxutil.te | 3 +++ 2 files changed, 21 insertions(+) diff --git a/policy/modules/kernel/filesystem.if b/policy/modules/kernel/filesystem.if index e529b187f..08ad5503d 100644 --- a/policy/modules/kernel/filesystem.if +++ b/policy/modules/kernel/filesystem.if @@ -1271,6 +1271,24 @@ interface(`fs_cgroup_filetrans_memory_pressure',` fs_cgroup_filetrans($1, memory_pressure_t, $2, $3) ') +######################################## +## <summary> +## Get the attributes of cgroup's memory.pressure files. +## </summary> +## <param name="domain"> +## <summary> +## Domain allowed access. +## </summary> +## </param> +# +interface(`fs_getattr_memory_pressure',` + gen_require(` + type memory_pressure_t; + ') + + allow $1 memory_pressure_t:file getattr; +') + ######################################## ## <summary> ## Allow managing a cgroup's memory.pressure file to get notifications diff --git a/policy/modules/system/selinuxutil.te b/policy/modules/system/selinuxutil.te index 82130ecd0..b1213aa76 100644 --- a/policy/modules/system/selinuxutil.te +++ b/policy/modules/system/selinuxutil.te @@ -599,6 +599,7 @@ optional_policy(` allow setfiles_t self:capability { dac_override dac_read_search fowner }; dontaudit setfiles_t self:capability sys_tty_config; +allow setfiles_t self:process getsched; allow setfiles_t self:fifo_file rw_fifo_file_perms; allow setfiles_t { policy_src_t policy_config_t file_context_t default_context_t }:dir list_dir_perms; @@ -621,6 +622,7 @@ kernel_dontaudit_list_all_proc(setfiles_t) kernel_dontaudit_list_all_sysctls(setfiles_t) kernel_getattr_debugfs(setfiles_t) kernel_read_kernel_sysctls(setfiles_t) +kernel_read_vm_overcommit_sysctl(setfiles_t) kernel_dontaudit_getattr_proc(setfiles_t) dev_read_urand(setfiles_t) @@ -640,6 +642,7 @@ files_dontaudit_read_all_symlinks(setfiles_t) fs_getattr_all_xattr_fs(setfiles_t) fs_getattr_cgroup(setfiles_t) +fs_getattr_memory_pressure(setfiles_t) fs_getattr_nfs(setfiles_t) fs_getattr_pstore_dirs(setfiles_t) fs_getattr_pstorefs(setfiles_t)