Keepalived: Denial of service

Background Keepalived is a strong & robust keepalive facility to the Linux Virtual Server project. Description The "pidfilewrite" function in pidfile.c in Keepalived writes PID files with insecure permissions. Impact A local attacker may be able to cause a Denial of Service of arbitrary processes...

CVE-2011-1784

The pidfilewrite 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...

CVE-2011-1784

The pidfilewrite 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...

Code injection

The pidfilewrite 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...

CVE-2011-1784: Undefined Security Weakness

The pidfilewrite 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...