Is CVE-2006-5158 being actively exploited?

CVE-2006-5158 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2006-5158?

CVE-2006-5158 has a CVSS 3.1 base score of 7.5 (HIGH).

CVE-2006-5158

HIGH · CVSS 7.5EPSS 3.7%EU EUVD

The nlmclnt_mark_reclaim in clntlock.c in NFS lockd in Linux kernel before 2.6.16 allows remote attackers to cause a denial of service (process crash) and deny access to NFS exports via unspecified vectors that trigger a kernel oops (null dereference) and a deadlock.

Key facts

CVSS score: 7.5 (v3.1)
Severity: HIGH
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-667
EPSS score: 3.7% (89th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2006-5143)
Published: October 5, 2006
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2006-5143 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
linux / linux kernel
redhat / enterprise linux desktop
redhat / enterprise linux eus
redhat / enterprise linux server
redhat / enterprise linux workstation

Certified products that may be affected

1 FIPS 140 or Common Criteria certified product, from automated matching by sec-certs.org.

Red Hat Enterprise Linux AS, Version 4 Update 4 - Red Hat, Inc. - Common Criteria CCEVS-VR-0035-2006 - archived

References

http://marc.info/?l=linux-kernel&m=113476665626446&w=2(Mailing List)
http://marc.info/?l=linux-kernel&m=113494474208973&w=2(Mailing List, Patch)
http://rhn.redhat.com/errata/RHSA-2007-0488.html(Third Party Advisory)
http://secunia.com/advisories/23361(Broken Link, Vendor Advisory)
http://secunia.com/advisories/23384(Broken Link, Vendor Advisory)
http://secunia.com/advisories/23752(Broken Link, Vendor Advisory)
http://secunia.com/advisories/25838(Broken Link, Vendor Advisory)
http://secunia.com/advisories/26289(Broken Link)
http://support.avaya.com/elmodocs2/security/ASA-2007-287.htm(Third Party Advisory)
http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9b5b1f5bf9dcdb6f23abf65977a675eb4deba3c0(Broken Link)
http://www.mandriva.com/security/advisories?name=MDKSA-2007:012(Patch, Third Party Advisory)
http://www.novell.com/linux/security/advisories/2006_57_kernel.html(Broken Link)
http://www.securityfocus.com/bid/21581(Broken Link, Third Party Advisory, VDB Entry)
http://www.ubuntu.com/usn/usn-395-1(Third Party Advisory)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10128(Broken Link)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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