CVE-2011-1083

CVE-2011-1083 is a medium-severity vulnerability in Redhat Enterprise Linux Desktop with a CVSS 2.0 base score of 4.9. 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-400.

Key facts

Description

The epoll implementation in the Linux kernel 2.6.37.2 and earlier does not properly traverse a tree of epoll file descriptors, which allows local users to cause a denial of service (CPU consumption) via a crafted application that makes epoll_create and epoll_ctl system calls.

Frequently asked questions

What is CVE-2011-1083?
The epoll implementation in the Linux kernel 2.6.37.2 and earlier does not properly traverse a tree of epoll file descriptors, which allows local users to cause a denial of service (CPU consumption) via a crafted application that makes epoll_create and epoll_ctl system calls.
How severe is CVE-2011-1083?
CVE-2011-1083 has a CVSS 2.0 base score of 4.9, rated medium severity.
Is CVE-2011-1083 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1083?
CVE-2011-1083 primarily affects Redhat Enterprise Linux Desktop. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-1083?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-1083 published?
CVE-2011-1083 was published on 2011-04-04 and last updated on 2026-06-16.

References

Affected products (10)

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