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.
Advisories
Source ID Title
EUVD EUVD EUVD-2011-1782 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.
Fixes

Solution

No solution given by the vendor.


Workaround

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History

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T22:37:25.695Z

Reserved: 2011-04-19T00:00:00

Link: CVE-2011-1784

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2011-05-20T22:55:04.970

Modified: 2025-04-11T00:51:21.963

Link: CVE-2011-1784

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses