From bae18addf147f786b24a7d2fabdaf50629bf2565 Mon Sep 17 00:00:00 2001 From: Zdenek Pytela Date: Mon, 8 Aug 2022 13:13:35 +0200 Subject: [PATCH] Allow openvswitch search tracefs dirs Reference: https://gitbub.com/fedora-selinux/selinux-policy/commit/bae18addf147f786b24a7d2fabdaf50629bf2565 Conflict: NA Addresses the following AVC denial: type=PROCTITLE msg=audit(08/08/2022 05:46:18.724:169) : proctitle=modprobe openvswitch type=KERN_MODULE msg=audit(08/08/2022 05:46:18.724:169) : name=openvswitch type=SYSCALL msg=audit(08/08/2022 05:46:18.724:169) : arch=x86_64 syscall=init_module success=yes exit=0 a0=0x5630bbc2d8a0 a1=0xbde36 a2=0x5630b96f9cd2 a3=0x5 items=0 ppid=676 pid=680 auid=unset uid=root gid=root euid=root suid=root fsuid=root egid=root sgid=root fsgid=root tty=(none) ses=unset comm=modprobe exe=/usr/bin/kmod subj=system_u:system_r:openvswitch_t:s0 key=(null) type=AVC msg=audit(08/08/2022 05:46:18.724:169) : avc: denied { search } for pid=680 comm=modprobe name=events dev="tracefs" ino=69 scontext=system_u:system_r:openvswitch_t:s0 tcontext=system_u:object_r:tracefs_t:s0 tclass=dir permissive=0 The fs_search_tracefs_dirs() interface was added. Resolves: rhbz#2103487 Signed-off-by: lujie54 --- policy/modules/contrib/openvswitch.te | 1 + policy/modules/kernel/filesystem.if | 18 ++++++++++++++++++ 2 files changed, 19 insertions(+) diff --git a/policy/modules/contrib/openvswitch.te b/policy/modules/contrib/openvswitch.te index 3092492..9ed1587 100644 --- a/policy/modules/contrib/openvswitch.te +++ b/policy/modules/contrib/openvswitch.te @@ -109,6 +109,7 @@ fs_getattr_all_fs(openvswitch_t) fs_search_cgroup_dirs(openvswitch_t) fs_manage_hugetlbfs_files(openvswitch_t) fs_manage_hugetlbfs_dirs(openvswitch_t) +fs_search_tracefs_dirs(openvswitch_t) auth_use_nsswitch(openvswitch_t) diff --git a/policy/modules/kernel/filesystem.if b/policy/modules/kernel/filesystem.if index 90b8393..34de37d 100644 --- a/policy/modules/kernel/filesystem.if +++ b/policy/modules/kernel/filesystem.if @@ -6924,6 +6924,24 @@ interface(`fs_rw_onload_sockets',` ######################################## ## +## Search tracefs_t directories +## +## +## +## Domain allowed access. +## +## +# +interface(`fs_search_tracefs_dirs',` + gen_require(` + type tracefs_t; + ') + + search_dirs_pattern($1, tracefs_t, tracefs_t) +') + +######################################## +## ## Read and write tracefs_t files ## ## -- 1.8.3.1