* Mon Feb 12 2024 Zdenek Pytela <zpytela@redhat.com> - 40.13-1

- Only allow confined user domains to login locally without unconfined_login
- Add userdom_spec_domtrans_confined_admin_users interface
- Only allow admindomain to execute shell via ssh with ssh_sysadm_login
- Add userdom_spec_domtrans_admin_users interface
- Move ssh dyntrans to unconfined inside unconfined_login tunable policy
- Update ssh_role_template() for user ssh-agent type
- Allow init to inherit system DBus file descriptors
- Allow init to inherit fds from syslogd
- Allow any domain to inherit fds from rpm-ostree
- Update afterburn policy
- Allow init_t nnp domain transition to abrtd_t
This commit is contained in:
Zdenek Pytela 2024-02-12 12:26:33 +01:00
parent 6dd5c78a95
commit 0a14f83579
4 changed files with 97 additions and 6 deletions

1
.gitignore vendored
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@ -2,4 +2,3 @@
/container-selinux.tgz
/macro-expander
*.rpm
/varrun-convert.sh

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@ -1,6 +1,6 @@
# github repo with selinux-policy sources
%global giturl https://github.com/fedora-selinux/selinux-policy
%global commit 8973a73c7c534b51860b9350eacc6d946ab1e412
%global commit d9f4a2bbeb91fd95d0c35a90936efb9ea99d2455
%global shortcommit %(c=%{commit}; echo ${c:0:7})
%define distro redhat
@ -23,7 +23,7 @@
%define CHECKPOLICYVER 3.2
Summary: SELinux policy configuration
Name: selinux-policy
Version: 40.12
Version: 40.13
Release: 1%{?dist}
License: GPL-2.0-or-later
Source: %{giturl}/archive/%{commit}/%{name}-%{shortcommit}.tar.gz
@ -824,6 +824,19 @@ exit 0
%endif
%changelog
* Mon Feb 12 2024 Zdenek Pytela <zpytela@redhat.com> - 40.13-1
- Only allow confined user domains to login locally without unconfined_login
- Add userdom_spec_domtrans_confined_admin_users interface
- Only allow admindomain to execute shell via ssh with ssh_sysadm_login
- Add userdom_spec_domtrans_admin_users interface
- Move ssh dyntrans to unconfined inside unconfined_login tunable policy
- Update ssh_role_template() for user ssh-agent type
- Allow init to inherit system DBus file descriptors
- Allow init to inherit fds from syslogd
- Allow any domain to inherit fds from rpm-ostree
- Update afterburn policy
- Allow init_t nnp domain transition to abrtd_t
* Tue Feb 06 2024 Zdenek Pytela <zpytela@redhat.com> - 40.12-1
- Rename all /var/lock file context entries to /run/lock
- Rename all /var/run file context entries to /run

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@ -1,4 +1,3 @@
SHA512 (selinux-policy-8973a73.tar.gz) = 343077aa6eabf9016914cc2e056e3e3140b6eda92e1581919033fc05e81fe805876ffe8254dbfba9f7d05f0a016249c3914359358ba062f5cb8049e9c998f4f5
SHA512 (container-selinux.tgz) = 8fe309ddb133ef57fcd61b59355a6aad36e05e5f94a33bcf4004ebfdf006999cd708ca7b023824596956ba7b2829632ec64406182aa271b5e0275f429d5880e5
SHA512 (selinux-policy-d9f4a2b.tar.gz) = 6abfcb82e7187b0c7c4052d6230a25717e6eb783ecc49c07314422bee138a820f3ff21e8993102f4f954fdb238c28fb94c466c1f275993de1c26db271d910a13
SHA512 (macro-expander) = 243ee49f1185b78ac47e56ca9a3f3592f8975fab1a2401c0fcc7f88217be614fe31805bacec602b728e7fcfc21dcc17d90e9a54ce87f3a0c97624d9ad885aea4
SHA512 (varrun-convert.sh) = e1514fb877fdd01a9880d23a0962a41fe6ba991cd7b288c430b537b9bddde4f5d98749c08821dfb16237621a73cb47e0df4e3b90124d7dec0f47e021c6afb9b1
SHA512 (container-selinux.tgz) = 6a33208ad6b3b55d254b98775ed4d1486efb5f09c144b695a852f14f28277a6ebf1de9aa6e9c579677c738cc1b0d7cff4dbdb8d38fc0602433cdf7ce551a00ed

80
varrun-convert.sh Executable file
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@ -0,0 +1,80 @@
#!/bin/bash
### varrun-convert.sh
### convert legacy filecontext entries containing /var/run to /run
### and load an extra selinux module with the new content
### the script takes a policy name as an argument
# Set DEBUG=yes before running the script to get more verbose output
if [ "${DEBUG}" = "yes" ]; then
set -x
fi
# Look for working files and log in OUTPUTDIR
OUTPUTDIR="/run/selinux-policy"
LOG="$OUTPUTDIR/log"
mkdir -p ${OUTPUTDIR}
if [ -z ${1} ]; then
[ "${DEBUG}" = "yes" ] && echo "Error: Policy name required as an argument (e.g. targeted)" >> $LOG
exit
fi
FILE_CONTEXTS="/etc/selinux/${1}/contexts/files/file_contexts"
if [ ! -f ${FILE_CONTEXTS} ]; then
[ "${DEBUG}" = "yes" ] && echo "Error: File context database file does not exist" >> $LOG
exit
fi
SEMODULEOPT="-s ${1}"
[ "${DEBUG}" = "yes" ] && SEMODULEOPT="-v ${SEMODULEOPT}"
if ! grep -q ^/var/run ${FILE_CONTEXTS}; then
[ "${DEBUG}" = "yes" ] && echo "Info: No entries containing /var/run" >> $LOG
exit
fi
EXTRA_VARRUN_ENTRIES="$OUTPUTDIR/extra_varrun_entries.txt"
EXTRA_VARRUN_CIL="/$OUTPUTDIR/extra_varrun.cil"
# Print only /var/run entries
grep ^/var/run ${FILE_CONTEXTS} > ${EXTRA_VARRUN_ENTRIES}
# Unify whitespace separators
sed -i 's/[ \t]\+/ /g' ${EXTRA_VARRUN_ENTRIES}
# Change /var/run to /run
sed -i 's|^/var/run|/run|' ${EXTRA_VARRUN_ENTRIES}
# Exception handling: packages with already duplicate entries
sed -i '/^\/run\/snapd/d' ${EXTRA_VARRUN_ENTRIES}
sed -i '/^\/run\/vfrnav/d' ${EXTRA_VARRUN_ENTRIES}
sed -i '/^\/run\/waydroid/d' ${EXTRA_VARRUN_ENTRIES}
# Change format to cil
sed -i 's/^\([^ ]\+\) \([^-]\)/\1 any \2/' ${EXTRA_VARRUN_ENTRIES}
sed -i 's/^\([^ ]\+\) -- /\1 file /' ${EXTRA_VARRUN_ENTRIES}
sed -i 's/^\([^ ]\+\) -b /\1 block /' ${EXTRA_VARRUN_ENTRIES}
sed -i 's/^\([^ ]\+\) -c /\1 char /' ${EXTRA_VARRUN_ENTRIES}
sed -i 's/^\([^ ]\+\) -d /\1 dir /' ${EXTRA_VARRUN_ENTRIES}
sed -i 's/^\([^ ]\+\) -l /\1 symlink /' ${EXTRA_VARRUN_ENTRIES}
sed -i 's/^\([^ ]\+\) -p /\1 pipe /' ${EXTRA_VARRUN_ENTRIES}
sed -i 's/^\([^ ]\+\) -s /\1 socket /' ${EXTRA_VARRUN_ENTRIES}
sed -i 's/^\([^ ]\+\) /(filecon "\1" /' ${EXTRA_VARRUN_ENTRIES}
sed -i 's/system_u:object_r:\([^:]*\):\(.*\)$/(system_u object_r \1 ((\2) (\2))))/' ${EXTRA_VARRUN_ENTRIES}
# Handle entries with <<none>> which do not match previous regexps
sed -i s'/ <<none>>$/ ())/' ${EXTRA_VARRUN_ENTRIES}
# Wrap each line with an optional block
i=1
while read line
do
echo "(optional extra_var_run_${i}"
echo " $line"
echo ")"
((i++))
done < ${EXTRA_VARRUN_ENTRIES} > ${EXTRA_VARRUN_CIL}
# Load module
/usr/sbin/semodule ${SEMODULEOPT} -i ${EXTRA_VARRUN_CIL}