CVE-2011-2491

Linux Kernel < 3.0 - Denial of Service via NLM LOCK_UN flock System Call

Title source: llm
STIX 2.1

Description

The Network Lock Manager (NLM) protocol implementation in the NFS client functionality in the Linux kernel before 3.0 allows local users to cause a denial of service (system hang) via a LOCK_UN flock system call.

References (6)

Core 6
Core References
Third Party Advisory vendor-advisory x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2011-1212.html
Mailing List, Patch, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2011/06/23/6
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=709393

Scores

EPSS 0.0040
EPSS Percentile 31.8%

Details

CWE
CWE-400
Status published
Products (4)
linux/linux_kernel < 3.0
redhat/enterprise_linux_desktop 5.0
redhat/enterprise_linux_server 5.0
redhat/enterprise_linux_workstation 5.0
Published Mar 01, 2013
Tracked Since Feb 18, 2026