On 09/08/2018 09:50 PM, Leon Fauster via CentOS wrote:
Any SElinux expert here - briefly:
# getenforce
Enforcing
# sesearch -ACR -s httpd_t -c file -p read |grep system_conf_t
<no output>
# sesearch -ACR -s httpd_t -c file -p read |grep syslog_conf_t
<no output>
# ls -laZ /etc/sysctl.conf /etc/rsyslog.conf
-rw-r--r--. root root system_u:object_r:syslog_conf_t:s0 /etc/rsyslog.conf
-rw-r--r--. root root system_u:object_r:system_conf_t:s0 /etc/sysctl.conf
# ausearch -m avc --start recent
type=SYSCALL msg=audit(1536457230.922:85): arch=c000003e syscall=6 success=no exit=-13 a0=7fff6460dcf0 a1=7fff6460dbe0 a2=7fff6460dbe0 a3=11 items=0 ppid=1362 pid=1364 auid=4294967295 uid=48 gid=48 euid=48 suid=48 fsuid=48 egid=48 sgid=48 fsgid=48 tty=(none) ses=4294967295 comm="php-fpm" exe="/usr/sbin/php-fpm" subj=system_u:system_r:httpd_t:s0 key=(null)
type=AVC msg=audit(1536457230.922:85): avc: denied { getattr } for pid=1364 comm="php-fpm" path="/etc/rsyslog.conf" dev=dm-0 ino=138287 scontext=system_u:system_r:httpd_t:s0 tcontext=system_u:object_r:syslog_conf_t:s0 tclass=file
My test PHP script can read /etc/sysctl.conf but not /etc/rsyslog.conf. For both
no rule are found (sesearch above). So, why the script can read sysctl.conf?
--
Thanks,
LF
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Because almost no apache servers would normally be walking through /etc
reading configuration files. Do you scripts actually need to read these
config files?
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