The epoll_ctl system call in fs/eventpoll.c in the Linux kernel before 3.2.24 does not properly handle ELOOP errors in EPOLL_CTL_ADD operations, which allows local users to cause a denial of service (file-descriptor consumption and system crash) via a crafted application that attempts to create a circular epoll dependency. NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-1083.
Advisories
Source ID Title
EUVD EUVD EUVD-2012-3348 The epoll_ctl system call in fs/eventpoll.c in the Linux kernel before 3.2.24 does not properly handle ELOOP errors in EPOLL_CTL_ADD operations, which allows local users to cause a denial of service (file-descriptor consumption and system crash) via a crafted application that attempts to create a circular epoll dependency. NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-1083.
Ubuntu USN Ubuntu USN USN-1514-1 Linux kernel (OMAP4) vulnerabilities
Ubuntu USN Ubuntu USN USN-1529-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-1532-1 Linux kernel (OMAP4) vulnerabilities
Ubuntu USN Ubuntu USN USN-1533-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-1539-1 Linux kernel (Oneiric backport) vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

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History

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Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T20:05:12.564Z

Reserved: 2012-06-14T00:00:00

Link: CVE-2012-3375

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2012-10-03T11:02:56.267

Modified: 2025-04-11T00:51:21.963

Link: CVE-2012-3375

cve-icon Redhat

Severity : Moderate

Publid Date: 2012-03-27T00:00:00Z

Links: CVE-2012-3375 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses