SELinux is preventing /usr/bin/perl from 'read' accesses on the lnk_file /var/lock. ***** Plugin catchall_labels (83.8 confidence) suggests ******************** If należy zezwolić perl na dostęp read w lock lnk_file Then należy zmienić etykietę /var/lock Do # semanage fcontext -a -t TYP_PLIKU '/var/lock', gdzie TYP_PLIKU jest jednym z poniższych: usr_t, device_t, device_t, devlog_t, locale_t, etc_t, ld_so_t, mrtg_t, proc_t, proc_t, sysfs_t, textrel_shlib_t, rpm_script_tmp_t, mrtg_lock_t, var_run_t, var_run_t, proc_net_t, mrtg_var_lib_t, etc_runtime_t, snmpd_var_lib_t, udev_var_run_t, mrtg_etc_t, httpd_sys_content_t, var_lock_t, abrt_t, bin_t, cert_t, lib_t, lib_t, root_t, var_run_t, var_run_t, var_run_t, cert_t. Następnie należy wykonać polecenie: restorecon -v '/var/lock' ***** Plugin catchall (17.1 confidence) suggests *************************** If aby perl powinno mieć domyślnie read dostęp do lock lnk_file. Then proszę to zgłosić jako błąd. Można utworzyć lokalny moduł polityki, aby umożliwić ten dostęp. Do można tymczasowo zezwolić na ten dostęp wykonując polecenia: # grep mrtg /var/log/audit/audit.log | audit2allow -M moja_polityka # semodule -i moja_polityka.pp Additional Information: Source Context system_u:system_r:mrtg_t:s0-s0:c0.c1023 Target Context system_u:object_r:var_t:s0 Target Objects /var/lock [ lnk_file ] Source mrtg Source Path /usr/bin/perl Port <Nieznane> Host (removed) Source RPM Packages perl-5.12.3-157.fc15 Target RPM Packages filesystem-2.4.41-1.fc15 Policy RPM selinux-policy-3.9.16-26.fc15 Selinux Enabled True Policy Type targeted Enforcing Mode Enforcing Host Name (removed) Platform Linux (removed) 2.6.38.6-27.fc15.x86_64 #1 SMP Sun May 15 17:23:28 UTC 2011 x86_64 x86_64 Alert Count 138 First Seen sob, 4 cze 2011, 02:15:59 Last Seen pią, 10 cze 2011, 16:25:01 Local ID 45e297b2-97db-42bf-8daa-81a7a796e41a Raw Audit Messages type=AVC msg=audit(1307715901.829:79): avc: denied { read } for pid=2565 comm="mrtg" name="lock" dev=sda6 ino=134333 scontext=system_u:system_r:mrtg_t:s0-s0:c0.c1023 tcontext=system_u:object_r:var_t:s0 tclass=lnk_file type=SYSCALL msg=audit(1307715901.829:79): arch=x86_64 syscall=open success=no exit=EACCES a0=15592d0 a1=241 a2=1b6 a3=3ddf125de0 items=0 ppid=2562 pid=2565 auid=0 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=2 comm=mrtg exe=/usr/bin/perl subj=system_u:system_r:mrtg_t:s0-s0:c0.c1023 key=(null) Hash: mrtg,mrtg_t,var_t,lnk_file,read audit2allow #============= mrtg_t ============== allow mrtg_t var_t:lnk_file read; audit2allow -R #============= mrtg_t ============== allow mrtg_t var_t:lnk_file read;
The fix is to run: restorecon -R -v /var
Yes, the fix worked. Thanks a lot!
We also have a fix in the latest policy. *** This bug has been marked as a duplicate of bug 712136 ***