What is CVE-2011-1083?

CVE-2011-1083 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10, classified as a Uncontrolled Resource Consumption flaw (CWE-400). CVE-2011-1083 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2011-1083?

CVE-2011-1083 has a CVSS score of 4.9 out of 10, rated Medium severity. The vector string is AV:L/AC:L/Au:N/C:N/I:N/A:C.

Is there a patch available for CVE-2011-1083?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2011-1083 patch availability.

Is CVE-2011-1083 actively exploited?

CVE-2011-1083 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Uncontrolled Resource Consumption (CWE-400)?

The product does not properly control the amount of resources it consumes, leading to exhaustion. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/400.html

CVE-2011-1083

Medium

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.

Package Linux Kernel

Published 2011-04-04

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

4.9

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

User Interaction

Scope

Confidentiality

Low

Integrity

None

Availability

Vector string

AV:L/AC:L/Au:N/C:N/I:N/A:C

Weakness type

CWE-400

CVE-2011-1083 is a Uncontrolled Resource Consumption vulnerability

What is Uncontrolled Resource Consumption?

The product does not properly control the amount of resources it consumes, leading to exhaustion. Learn more on MITRE CWE

References

15 total

Openwall
http://openwall.com/lists/oss-security/2011/03/02/1

Mailing List Patch Third Party Advisory
Openwall
http://openwall.com/lists/oss-security/2011/03/02/2

Mailing List Patch
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=681578

Issue Tracking Patch Third Party Advisory
Article
http://article.gmane.org/gmane.linux.kernel/1105744

Broken Link
Article
http://article.gmane.org/gmane.linux.kernel/1105888

Broken Link

Showing 5 of 15 references View all on NVD

Details

CVE ID CVE-2011-1083

Severity Medium

CVSS score 4.9 / 10

CVSS version 2.0

Published 2011-04-04

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2011-1083?

CVE-2011-1083 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10 , classified as an Uncontrolled Resource Consumption flaw (CWE-400) . CVE-2011-1083 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2011-1083?

CVE-2011-1083 has a CVSS score of 4.9 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:N/I:N/A:C.
Is there a patch available for CVE-2011-1083?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2011-1083 patch availability.
Is CVE-2011-1083 actively exploited?

No. CVE-2011-1083 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.