VulnerabilityModified

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.

MEDIUM 4.9EPSS 0.40%

Does this matter?

Lower severity and a low EPSS score (0.40%). Track it; it rarely justifies an emergency change on its own.

Description

CVSS 2.0: 4.9 MEDIUMAV:L/AC:L/Au:N/C:N/I:N/A:C
EPSS: 0.40% probability · 34th percentile
CISA KEV: Not listed
Weakness: CWE-400
Affected: linux/linux kernel · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux workstation
Source: secalert@redhat.com

References

http://ftp.osuosl.org/pub/linux/kernel/v3.0/ChangeLog-3.0Broken Link
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.htmlThird Party Advisory
http://www.openwall.com/lists/oss-security/2011/06/23/6Mailing List, Patch, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=709393Issue Tracking, Patch, Third Party Advisory
https://github.com/torvalds/linux/commit/0b760113a3a155269a3fba93a409c640031dd68fPatch, Third Party Advisory
http://ftp.osuosl.org/pub/linux/kernel/v3.0/ChangeLog-3.0Broken Link
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.htmlThird Party Advisory
http://www.openwall.com/lists/oss-security/2011/06/23/6Mailing List, Patch, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=709393Issue Tracking, Patch, Third Party Advisory
https://github.com/torvalds/linux/commit/0b760113a3a155269a3fba93a409c640031dd68fPatch, Third Party Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.