Bug 1290705
| Summary: | SELinux prevents ipset from creating a netlink socket | ||
|---|---|---|---|
| Product: | Red Hat Enterprise Linux 6 | Reporter: | Milos Malik <mmalik> |
| Component: | selinux-policy | Assignee: | Simon Sekidde <ssekidde> |
| Status: | CLOSED ERRATA | QA Contact: | Milos Malik <mmalik> |
| Severity: | medium | Docs Contact: | |
| Priority: | medium | ||
| Version: | 6.7 | CC: | dwalsh, lvrabec, mgrepl, mmalik, plautrba, pvrabec, ssekidde |
| Target Milestone: | rc | ||
| Target Release: | --- | ||
| Hardware: | x86_64 | ||
| OS: | Linux | ||
| Whiteboard: | |||
| Fixed In Version: | selinux-policy-3.7.19-288.el6 | Doc Type: | Bug Fix |
| Doc Text: | Story Points: | --- | |
| Clone Of: | Environment: | ||
| Last Closed: | 2016-05-10 20:03:46 UTC | Type: | Bug |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
| Embargoed: | |||
Actual results (permissive mode):
----
type=SYSCALL msg=audit(12/11/2015 09:32:45.694:363) : arch=x86_64 syscall=socket success=yes exit=3 a0=netlink a1=SOCK_RAW a2=pup a3=0x10 items=0 ppid=23865 pid=23866 auid=root uid=root gid=root euid=root suid=root fsuid=root egid=root sgid=root fsgid=root tty=pts0 ses=1 comm=ipset exe=/usr/sbin/ipset subj=unconfined_u:system_r:shorewall_t:s0 key=(null)
type=AVC msg=audit(12/11/2015 09:32:45.694:363) : avc: denied { create } for pid=23866 comm=ipset scontext=unconfined_u:system_r:shorewall_t:s0 tcontext=unconfined_u:system_r:shorewall_t:s0 tclass=netlink_socket
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type=SOCKADDR msg=audit(12/11/2015 09:32:45.694:364) : saddr=netlink pid:0
type=SYSCALL msg=audit(12/11/2015 09:32:45.694:364) : arch=x86_64 syscall=bind success=yes exit=0 a0=0x3 a1=0x21a85e4 a2=0xc a3=0x10 items=0 ppid=23865 pid=23866 auid=root uid=root gid=root euid=root suid=root fsuid=root egid=root sgid=root fsgid=root tty=pts0 ses=1 comm=ipset exe=/usr/sbin/ipset subj=unconfined_u:system_r:shorewall_t:s0 key=(null)
type=AVC msg=audit(12/11/2015 09:32:45.694:364) : avc: denied { bind } for pid=23866 comm=ipset scontext=unconfined_u:system_r:shorewall_t:s0 tcontext=unconfined_u:system_r:shorewall_t:s0 tclass=netlink_socket
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type=SOCKADDR msg=audit(12/11/2015 09:32:45.694:365) : saddr=netlink pid:23866
type=SYSCALL msg=audit(12/11/2015 09:32:45.694:365) : arch=x86_64 syscall=getsockname success=yes exit=0 a0=0x3 a1=0x21a85e4 a2=0x7fffaf24f19c a3=0x10 items=0 ppid=23865 pid=23866 auid=root uid=root gid=root euid=root suid=root fsuid=root egid=root sgid=root fsgid=root tty=pts0 ses=1 comm=ipset exe=/usr/sbin/ipset subj=unconfined_u:system_r:shorewall_t:s0 key=(null)
type=AVC msg=audit(12/11/2015 09:32:45.694:365) : avc: denied { getattr } for pid=23866 comm=ipset scontext=unconfined_u:system_r:shorewall_t:s0 tcontext=unconfined_u:system_r:shorewall_t:s0 tclass=netlink_socket
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It's my mistake that the { module_request } denial was not reported sooner. Unfortunately, the domain_kernel_load_modules boolean was enabled on my VMs.
(In reply to Milos Malik from comment #6) > It's my mistake that the { module_request } denial was not reported sooner. > Unfortunately, the domain_kernel_load_modules boolean was enabled on my VMs. No problem. Patch sent commit 0e99bf718ff6c058ffdd07462aed2dabfddd4aa7 Author: Simon Sekidde <ssekidde> Date: Tue Jan 12 12:54:27 2016 -0500 Allow shorewall request kernel load module Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://rhn.redhat.com/errata/RHBA-2016-0763.html |
Description of problem: * seen on i686 and x86_64 machines Version-Release number of selected component (if applicable): selinux-policy-3.7.19-285.el6.noarch selinux-policy-doc-3.7.19-285.el6.noarch selinux-policy-minimum-3.7.19-285.el6.noarch selinux-policy-mls-3.7.19-285.el6.noarch selinux-policy-targeted-3.7.19-285.el6.noarch shorewall-4.5.4-1.el6.noarch shorewall6-4.5.4-1.el6.noarch shorewall6-lite-4.5.4-1.el6.noarch shorewall-core-4.5.4-1.el6.noarch shorewall-lite-4.5.4-1.el6.noarch How reproducible: always Steps to Reproduce: 1. get a RHEL-6.7 machine (active targeted policy) 2. run following automated TC: * /CoreOS/selinux-policy/Regression/shorewall-and-similar 3. search for SELinux denials Actual results (enforcing mode): ---- type=SYSCALL msg=audit(12/11/2015 09:25:44.083:253) : arch=x86_64 syscall=socket success=no exit=-13(Permission denied) a0=netlink a1=SOCK_RAW a2=pup a3=0x10 items=0 ppid=15752 pid=15753 auid=root uid=root gid=root euid=root suid=root fsuid=root egid=root sgid=root fsgid=root tty=pts0 ses=1 comm=ipset exe=/usr/sbin/ipset subj=unconfined_u:system_r:shorewall_t:s0 key=(null) type=AVC msg=audit(12/11/2015 09:25:44.083:253) : avc: denied { create } for pid=15753 comm=ipset scontext=unconfined_u:system_r:shorewall_t:s0 tcontext=unconfined_u:system_r:shorewall_t:s0 tclass=netlink_socket ---- Expected results: * no SELinux denials