CVE-2011-2491

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.

Score

CVSS 2.0 4.9 Medium

Status

Modified - secalert@redhat.com

Published

2013-03-01

Last modified

2024-08-06

Weaknesses

CWE-400

Affected products

• Linux Kernel (Linux)
• Enterprise Linux Desktop (Redhat)
• Enterprise Linux Server (Redhat)
• Enterprise Linux Workstation (Redhat)

References

• http://ftp.osuosl.org/pub/linux/kernel/v3.0/ChangeLog-3.0
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0b760113a3a155269a3fba93a409c640031dd68f
• http://rhn.redhat.com/errata/RHSA-2011-1212.html
• http://www.openwall.com/lists/oss-security/2011/06/23/6
• https://bugzilla.redhat.com/show_bug.cgi?id=709393
• https://github.com/torvalds/linux/commit/0b760113a3a155269a3fba93a409c640031dd68f