On Wed, Aug 16, 2023 at 08:00:36AM +0200, Stefano Brivio wrote:That's what we actually need to check networking-related sysctls, to scan for bound ports, and to manipulate bits of network configuration inside pasta's target namespaces. Signed-off-by: Stefano Brivio <sbrivio(a)redhat.com> --- contrib/selinux/passt.te | 1 + contrib/selinux/pasta.te | 3 +++ 2 files changed, 4 insertions(+) diff --git a/contrib/selinux/passt.te b/contrib/selinux/passt.te index a0c0526..948d1b1 100644 --- a/contrib/selinux/passt.te +++ b/contrib/selinux/passt.te @@ -101,6 +101,7 @@ allow passt_t net_conf_t:file { open read }; allow passt_t net_conf_t:lnk_file read; allow passt_t tmp_t:sock_file { create unlink write }; allow passt_t self:netlink_route_socket { bind create nlmsg_read read write setopt }; +kernel_search_network_sysctl(passt_t) corenet_tcp_bind_all_nodes(passt_t) corenet_udp_bind_all_nodes(passt_t) diff --git a/contrib/selinux/pasta.te b/contrib/selinux/pasta.te index 28265dc..b3ddc6a 100644 --- a/contrib/selinux/pasta.te +++ b/contrib/selinux/pasta.te @@ -133,6 +133,7 @@ allow syslogd_t self:cap_userns sys_ptrace; allow pasta_t proc_net_t:file { open read }; allow pasta_t net_conf_t:file { open read }; allow pasta_t self:netlink_route_socket { bind create nlmsg_read nlmsg_write setopt read write }; +kernel_search_network_sysctl(pasta_t) allow pasta_t tmp_t:sock_file { create unlink write }; @@ -186,4 +187,6 @@ allow pasta_t sysctl_net_t:dir search; allow pasta_t sysctl_net_t:file { open write }; allow pasta_t kernel_t:system module_request; +allow pasta_t net_conf_t:lnk_file read; +allow pasta_t proc_net_t:lnk_file read;Acked-by: Richard W.M. Jones <rjones(a)redhat.com> -- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones Read my programming and virtualization blog: http://rwmj.wordpress.com Fedora Windows cross-compiler. Compile Windows programs, test, and build Windows installers. Over 100 libraries supported. http://fedoraproject.org/wiki/MinGW