-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Dan Gruhn wrote: > Greetings, > > I am posting here a the suggestion of Steve Grubb from the linux-audit > list. My apology for being on a Fedora list with a RHEL question but > hopefully the reasoning will be apparent. > > I have a 64 bit RHEL 5.2 system that I have built and installed all of > the necessary packages for the latest audit (1.7.11-1), prelude and > prewikka. (I'd rather use Fedora, but the security people are more > comfortable with RHEL). This all seems to be working fine on the > central cluster server and now I'm trying to set up clients in the > cluster nodes to report their audit information to the server. I've > found the RHEL 5.3 release notes where it says: > > > ... > > Because the auditd daemon is protected by SELinux, semanage (the > SELinux policy management tool) must also have the same port listed > in its database. If the server and client machines had all been > configured to use port 60 for example, then running this command > would accomplish this: > semanage port -a -t audit_port_t -p tcp 60 > > ... > > > I'm trying to run the semanage command to let selinux know that port 60 > is acceptable for audit to use but I get the following error message > when I run the command: > > # semanage port -a -t audit_port_t -p tcp 60 > libsepol.context_from_record: type audit_port_t is not defined > libsepol.context_from_record: could not create context structure > libsepol.port_from_record: could not create port structure for range > 60:60 (tcp) > libsepol.sepol_port_modify: could not load port range 60 - 60 (tcp) > libsemanage.dbase_policydb_modify: could not modify record value > libsemanage.semanage_base_merge_components: could not merge local > modifications into policy > /usr/sbin/semanage: Could not add port tcp/60 > > I'm not much of a wiz at selinux, but I can tell that the audit_port_t > type doesn't exist. I'm stuck here because: > > 1) I don't know how to create new types in selinux > 2) Even if I figured that out, I don't know how auditd would know to use > that. > > I've looked at the auditd executable, it has types like this: > -rwxr-x--- root root system_u:object_r:auditd_exec_t /sbin/auditd > > In talking with Steve I was hoping to somehow get the SELinux policy > piece for auditd from 5.3 the add into the latest audit that I have > compiled. He suggested that: > > You need to be using the SE Linux policy from the 5.3 update. Before > 5.3, auditd never had a listening port and therefore selinux policy > prior to it wouldn't have setup that type. I also think SE Linux policy > may default to port 60 even though that port may not be guaranteed in > the future. > > > I told Steve that the system is a stand-alone in a secure environment > and it is currently locked into 5.2 as we're working to get it approved > by various powers. When I asked if there any way to get the SE Linux > policy from the 5.3 update as a separate piece he replied: > > I was hoping Dan Walsh would answer...its possible, but I don't know > if the selinux people pull it with a bunch of other changes into the > reference policy or not. You might be able to just get the 5.3 policy > and look for the audit files and transplant them into 5.2 policy and > diff against original 52 policy to make a patch. You might need to ask > on the Fedora-selinux mail list or the NSA selinux policy mail list if > no one answers soon. > > > Could someone give me some pointers and/or point me to something I could > read to get me going? I have the 5.3 audit RPMs, but can't seem to find > the right pieces. > > Thanks, > > Dan > > -- > fedora-selinux-list mailing list > fedora-selinux-list@xxxxxxxxxx > https://www.redhat.com/mailman/listinfo/fedora-selinux-list Please upgrade to the U3 selinux policy. THat is where this is defined I believe. yum -y upgrade selinux-policy-targeted -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) Comment: Using GnuPG with Fedora - http://enigmail.mozdev.org iEYEARECAAYFAkmZsiQACgkQrlYvE4MpobPlCQCfce7MlhMVWwl6hdb2CLGoYMhI Qr4AnjDJ33XSU81FYZyc56oEqacTCW/2 =i41/ -----END PGP SIGNATURE----- -- fedora-selinux-list mailing list fedora-selinux-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/fedora-selinux-list
