CVE-2011-1159: Tedfelix Acpid

Low severity, CVSS 2.1. EPSS: 1.1% chance of exploitation in the next 30 days.

acpid.c in acpid before 2.0.9 does not properly handle a situation in which a process has connected to acpid.socket but is not reading any data, which allows local users to cause a denial of service (daemon hang) via a crafted application that performs a connect system call but no read system calls.

Affected products

• Tedfelix Acpid: up to and including 2.0.8; version 1.0.8 only; version 1.0.10 only; version 2.0.0 only; version 2.0.1 only; version 2.0.2 only; …

Published 2011-10-05. Last modified 2026-06-16.