CVE-2009-4033: Tim Hockin Acpid

Medium severity, CVSS 6.9. EPSS: 0.3% chance of exploitation in the next 30 days.

A certain Red Hat patch for acpid 1.0.4 effectively triggers a call to the open function with insufficient arguments, which might allow local users to leverage weak permissions on /var/log/acpid, and obtain sensitive information by reading this file, cause a denial of service by overwriting this file, or gain privileges by executing this file.

Affected products

Published 2009-12-08. Last modified 2026-06-16.