CVE-2011-1182

CVE-2011-1182 is a low-severity vulnerability in Redhat Enterprise Linux with a CVSS 2.0 base score of 3.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

kernel/signal.c in the Linux kernel before 2.6.39 allows local users to spoof the uid and pid of a signal sender via a sigqueueinfo system call.

Frequently asked questions

What is CVE-2011-1182?
kernel/signal.c in the Linux kernel before 2.6.39 allows local users to spoof the uid and pid of a signal sender via a sigqueueinfo system call.
How severe is CVE-2011-1182?
CVE-2011-1182 has a CVSS 2.0 base score of 3.6, rated low severity.
Is CVE-2011-1182 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1182?
CVE-2011-1182 primarily affects Redhat Enterprise Linux. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-1182?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-1182 published?
CVE-2011-1182 was published on 2013-03-01 and last updated on 2026-06-16.

References

Affected products (7)

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