CVE-2011-1159

CVE-2011-1159 is a low-severity vulnerability in Tedfelix Acpid with a CVSS 2.0 base score of 2.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Description

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.

Frequently asked questions

What is CVE-2011-1159?
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.
How severe is CVE-2011-1159?
CVE-2011-1159 has a CVSS 2.0 base score of 2.1, rated low severity.
Is CVE-2011-1159 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1159?
CVE-2011-1159 primarily affects Tedfelix Acpid. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-1159?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-1159 published?
CVE-2011-1159 was published on 2011-10-05 and last updated on 2026-06-16.

References

Affected products (11)

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