Description
The pidfile_write function in core/pidfile.c in keepalived 1.2.2 and earlier uses 0666 permissions for the (1) keepalived.pid, (2) checkers.pid, and (3) vrrp.pid files in /var/run/, which allows local users to kill arbitrary processes by writing a PID to one of these files.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://exchange.xforce.ibmcloud.com/vulnerabilities/67477 ↗
- http://lists.debian.org/debian-security/2011/05/msg00018.html ↗
- http://lists.debian.org/debian-security/2011/05/msg00012.html ↗
- http://openwall.com/lists/oss-security/2011/05/10/5 ↗
- http://www.securityfocus.com/bid/47859 ↗
- http://www.osvdb.org/72380 ↗
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=626281 ↗
- http://secunia.com/advisories/44460 ↗
- http://openwall.com/lists/oss-security/2011/05/16/7 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=704039 ↗
- http://lists.debian.org/debian-security/2011/05/msg00013.html ↗