Re: [CentOS] Centos7 and old Bind bug

2017-02-12 Thread Gordon Messmer
On 02/12/2017 10:50 AM, Robert Moskowitz wrote: ? What do I install for this? You don't have to install anything. You'd just temporarily disable "dontaudit" rules by running "semodule -BD". Give named time to log additional "permission denied" errors, and then look for related AVC

Re: [CentOS] Centos7 and old Bind bug

2017-02-12 Thread Gordon Messmer
On 02/12/2017 10:56 AM, Robert Moskowitz wrote: It's probably safe to specify some range of higher numbered ports: use-v4-udp-ports { range 10240 65535; }; use-v6-udp-ports { range 10240 65535; }; But that is not the ports that I am seeing in logwatch: Yes, I know. The work-around in

Re: [CentOS] Centos7 and old Bind bug

2017-02-12 Thread Robert Moskowitz
On 02/12/2017 01:40 PM, Gordon Messmer wrote: On 02/11/2017 08:56 PM, Robert Moskowitz wrote: This seems to be bug 1103439 which was 'fixed' for Centos6. What should I do about this? Is there a SELinux policy to apply or should I the avoid upd-ports option in Bind? It looks like that

Re: [CentOS] Centos7 and old Bind bug

2017-02-12 Thread Robert Moskowitz
On 02/12/2017 01:43 PM, Gordon Messmer wrote: On 02/12/2017 10:40 AM, Gordon Messmer wrote: I'm not seeing those errors logged, either, so maybe your system differs from mine. If I'm misreading, hopefully someone will chime in to clarify. ... Also, it might be useful to get the AVCs on

Re: [CentOS] Centos7 and old Bind bug

2017-02-12 Thread Gordon Messmer
On 02/12/2017 10:40 AM, Gordon Messmer wrote: I'm not seeing those errors logged, either, so maybe your system differs from mine. If I'm misreading, hopefully someone will chime in to clarify. ... Also, it might be useful to get the AVCs on your system. The bug entry indicated that you'd

Re: [CentOS] Centos7 and old Bind bug

2017-02-12 Thread Gordon Messmer
On 02/11/2017 08:56 PM, Robert Moskowitz wrote: This seems to be bug 1103439 which was 'fixed' for Centos6. What should I do about this? Is there a SELinux policy to apply or should I the avoid upd-ports option in Bind? It looks like that bug was assigned to the selinux-policy component,

[CentOS] Centos7 and old Bind bug

2017-02-11 Thread Robert Moskowitz
This is my new Centos7 DNS server. In logwatch I am seeing: **Unmatched Entries** dispatch 0xb4378008: open_socket(0.0.0.0#5546) -> permission denied: continuing: 1 Time(s) dispatch 0xb4463008: open_socket(::#1935) -> permission denied: continuing: 1 Time(s) dispatch 0xb4464440: