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Status published
Medium
CVE-2011-2491
The Network Lock Manager (NLM) protocol implementation in the NFS...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://ftp.osuosl.org/pub/linux/kernel/v3.0/ChangeLog-3.0
- https://github.com/torvalds/linux/commit/0b760113a3a155269a3fba93a409c640031dd68f
- http://rhn.redhat.com/errata/RHSA-2011-1212.html
- http://www.openwall.com/lists/oss-security/2011/06/23/6
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0b760113a3a155269a3fba93a409c640031dd68f
- https://bugzilla.redhat.com/show_bug.cgi?id=709393
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Affected Vendor
linux
View all reports →Affected Software
linux kernel, enterprise linux desktop, enterprise linux server, enterprise linux workstation
Vulnerable Versions:
0, 5.0
Timeline
Official Publish:
March 1st, 2013
Last Modified:
August 6th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.