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overlay coreos/user-patches: Update selinux policies patch

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Krzesimir Nowak 2024-10-24 13:53:23 +02:00
parent ae2f509f1b
commit c82b8d9837
1 changed files with 46 additions and 5 deletions
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51
sdk_container/src/third_party/coreos-overlay/coreos/user-patches/sec-policy/flatcar-selinux-patches/0001-Flatcar-modifications.patch vendored
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@ -1,4 +1,4 @@
From 64428b758960e3fce1389ee05930172a02b8b317 Mon Sep 17 00:00:00 2001 From b4725fecc9298279266ecfd842536b1b1c03cdb0 Mon Sep 17 00:00:00 2001
From: Krzesimir Nowak <knowak@microsoft.com> From: Krzesimir Nowak <knowak@microsoft.com>
Date: Mon, 4 Dec 2023 12:17:25 +0100 Date: Mon, 4 Dec 2023 12:17:25 +0100
Subject: [PATCH] Flatcar modifications Subject: [PATCH] Flatcar modifications
@ -8,13 +8,13 @@ Subject: [PATCH] Flatcar modifications
policy/modules/kernel/corenetwork.if.in | 26 ++++ policy/modules/kernel/corenetwork.if.in | 26 ++++
policy/modules/kernel/corenetwork.te.in | 12 +- policy/modules/kernel/corenetwork.te.in | 12 +-
policy/modules/kernel/files.if | 45 +++++++ policy/modules/kernel/files.if | 45 +++++++
policy/modules/kernel/kernel.te | 84 ++++++++++++ policy/modules/kernel/kernel.te | 125 +++++++++++++++++
policy/modules/services/container.fc | 6 + policy/modules/services/container.fc | 6 +
policy/modules/services/container.te | 170 +++++++++++++++++++++++- policy/modules/services/container.te | 170 +++++++++++++++++++++++-
policy/modules/system/init.te | 8 ++ policy/modules/system/init.te | 8 ++
policy/modules/system/locallogin.te | 9 +- policy/modules/system/locallogin.te | 9 +-
policy/modules/system/logging.te | 9 ++ policy/modules/system/logging.te | 9 ++
10 files changed, 386 insertions(+), 3 deletions(-) 10 files changed, 427 insertions(+), 3 deletions(-)
diff --git a/refpolicy/policy/modules/admin/netutils.te b/refpolicy/policy/modules/admin/netutils.te diff --git a/refpolicy/policy/modules/admin/netutils.te b/refpolicy/policy/modules/admin/netutils.te
index 63d2f9cb8..62dff5f94 100644 index 63d2f9cb8..62dff5f94 100644
@ -168,10 +168,10 @@ index 778e82713..d1bd353e0 100644
+ relabelfrom_chr_files_pattern($1, { file_type -policy_config_t $2 }, { file_type -policy_config_t $2 }) + relabelfrom_chr_files_pattern($1, { file_type -policy_config_t $2 }, { file_type -policy_config_t $2 })
+') +')
diff --git a/refpolicy/policy/modules/kernel/kernel.te b/refpolicy/policy/modules/kernel/kernel.te diff --git a/refpolicy/policy/modules/kernel/kernel.te b/refpolicy/policy/modules/kernel/kernel.te
index b791ebc71..c0f754870 100644 index b791ebc71..c80159473 100644
--- a/refpolicy/policy/modules/kernel/kernel.te --- a/refpolicy/policy/modules/kernel/kernel.te
+++ b/refpolicy/policy/modules/kernel/kernel.te +++ b/refpolicy/policy/modules/kernel/kernel.te
@@ -377,6 +377,90 @@ files_mounton_default(kernel_t) @@ -377,6 +377,131 @@ files_mounton_default(kernel_t)
mcs_process_set_categories(kernel_t) mcs_process_set_categories(kernel_t)
@ -258,6 +258,47 @@ index b791ebc71..c0f754870 100644
+optional_policy(` +optional_policy(`
+ mount_watch_reads_runtime_files(kernel_t) + mount_watch_reads_runtime_files(kernel_t)
+') +')
+
+#
+# FLATCAR:
+#
+# This one happens in cl.update.docker-btrfs-compat, cl.update.oem and cl.update.payload.
+#
+# avc: denied { perfmon } for pid=[0-9]* comm="systemd" capability=38 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1
+# avc: denied { perfmon } for pid=[0-9]* comm="systemd" capability=38 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=0
+# avc: denied { perfmon } for pid=[0-9]* comm="runc" capability=38 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=0
+#
+allow kernel_t self:capability2 { perfmon };
+
+#
+# FLATCAR:
+#
+# This one happens in sysext.zfs.reboot. The kernel module is a part
+# of sysext, and it probably is labeled wrong.
+#
+# avc: denied { module_load } for pid=[0-9]* comm="modprobe" path="/usr/lib/modules/6.6.56-flatcar/extra/spl.ko" dev="overlay" ino=[0-9]* scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=system permissive=1
+#
+allow kernel_t unlabeled_t:system { module_load };
+
+#
+# FLATCAR:
+#
+# This one happens in cl.update.docker-btrfs-compat, cl.update.oem and cl.update.payload.
+#
+# avc: denied { confidentiality } for pid=[0-9]* comm="systemd-udevd" lockdown_reason="use of tracefs" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=lockdown permissive=1
+#
+allow kernel_t self:lockdown { confidentiality };
+
+#
+# FLATCAR:
+#
+# This one happens in cl.update.docker-btrfs-compat, cl.update.oem and cl.update.payload.
+#
+# avc: denied { bpf } for pid=[0-9]* comm="systemd" capability=39 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1
+# avc: denied { bpf } for pid=[0-9]* comm="systemd" capability=39 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=0
+# avc: denied { bpf } for pid=[0-9]* comm="runc" capability=39 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=0
+#
+allow kernel_t self:capability2 { bpf };
+ +
mls_process_read_all_levels(kernel_t) mls_process_read_all_levels(kernel_t)
mls_process_write_all_levels(kernel_t) mls_process_write_all_levels(kernel_t)