Bug 1149236
| Summary: | SELinux prevents sensord from calling statfs() on /sys | ||
|---|---|---|---|
| Product: | Red Hat Enterprise Linux 7 | Reporter: | Milos Malik <mmalik> |
| Component: | selinux-policy | Assignee: | Miroslav Grepl <mgrepl> |
| Status: | CLOSED ERRATA | QA Contact: | Milos Malik <mmalik> |
| Severity: | medium | Docs Contact: | |
| Priority: | medium | ||
| Version: | 7.1 | ||
| Target Milestone: | rc | ||
| Target Release: | --- | ||
| Hardware: | All | ||
| OS: | Linux | ||
| Whiteboard: | |||
| Fixed In Version: | selinux-policy-3.13.1-5.el7 | Doc Type: | Bug Fix |
| Doc Text: | Story Points: | --- | |
| Clone Of: | Environment: | ||
| Last Closed: | 2015-03-05 10:45:19 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: | |||
commit ab7d6fdda3517ce43947f69eda9750c40e3f1ce8
Author: Miroslav Grepl <mgrepl>
Date: Mon Oct 13 11:15:59 2014 +0200
ALlow sensord to getattr on sysfs.
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-2015-0458.html |
Description of problem: Version-Release number of selected component (if applicable): lm_sensors-sensord-3.3.4-11.el7.x86_64 selinux-policy-3.13.1-1.el7.noarch selinux-policy-devel-3.13.1-1.el7.noarch selinux-policy-mls-3.13.1-1.el7.noarch selinux-policy-targeted-3.13.1-1.el7.noarch How reproducible: always Steps to Reproduce: 1. get a RHEL-7.1 machine with active targeted policy 2. service sensord start 3. search for AVCs Actual results (enforcing mode): ---- type=PATH msg=audit(10/03/2014 16:43:35.985:834) : item=0 name=/sys inode=1 dev=00:10 mode=dir,555 ouid=root ogid=root rdev=00:00 obj=system_u:object_r:sysfs_t:s0 objtype=NORMAL type=CWD msg=audit(10/03/2014 16:43:35.985:834) : cwd=/ type=SYSCALL msg=audit(10/03/2014 16:43:35.985:834) : arch=x86_64 syscall=statfs success=no exit=-13(Permission denied) a0=0x7fbfece512a0 a1=0x7fff58edd080 a2=0xffffffff a3=0x7fff58edce00 items=1 ppid=1 pid=6508 auid=unset uid=root gid=root euid=root suid=root fsuid=root egid=root sgid=root fsgid=root tty=(none) ses=unset comm=sensord exe=/usr/sbin/sensord subj=system_u:system_r:sensord_t:s0 key=(null) type=AVC msg=audit(10/03/2014 16:43:35.985:834) : avc: denied { getattr } for pid=6508 comm=sensord name=/ dev="sysfs" ino=1 scontext=system_u:system_r:sensord_t:s0 tcontext=system_u:object_r:sysfs_t:s0 tclass=filesystem ---- Actual results (permissive mode): ---- type=PATH msg=audit(10/03/2014 16:45:01.780:383) : item=0 name=/sys inode=1 dev=00:10 mode=dir,555 ouid=root ogid=root rdev=00:00 obj=system_u:object_r:sysfs_t:s0 objtype=NORMAL type=CWD msg=audit(10/03/2014 16:45:01.780:383) : cwd=/ type=SYSCALL msg=audit(10/03/2014 16:45:01.780:383) : arch=x86_64 syscall=statfs success=yes exit=0 a0=0x7f34ad70e2a0 a1=0x7fff7bbd1e50 a2=0xffffffff a3=0x7fff7bbd1bd0 items=1 ppid=1 pid=5347 auid=unset uid=root gid=root euid=root suid=root fsuid=root egid=root sgid=root fsgid=root tty=(none) ses=unset comm=sensord exe=/usr/sbin/sensord subj=system_u:system_r:sensord_t:s0 key=(null) type=AVC msg=audit(10/03/2014 16:45:01.780:383) : avc: denied { getattr } for pid=5347 comm=sensord name=/ dev="sysfs" ino=1 scontext=system_u:system_r:sensord_t:s0 tcontext=system_u:object_r:sysfs_t:s0 tclass=filesystem ---- Expected results: * no AVCs