CVE-2006-5158

Name: CVE-2006-5158
Creator: NVD / NIST
Published: 2006-10-05T04:04:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 3.38%

Last modified Jun 16, 2026

CVE-2006-5158 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 3.38% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

3.38%

87.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-667

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	< 2.6.16
Redhat	Enterprise Linux Desktop	4.0
Redhat	Enterprise Linux Eus	4.5
Redhat	Enterprise Linux Server	4.0
Redhat	Enterprise Linux Workstation	4.0
Canonical	Ubuntu Linux	5.10
Canonical	Ubuntu Linux	6.06
Canonical	Ubuntu Linux	6.10

References

http://marc.info/?l=linux-kernel&m=113476665626446&w=2Mailing List
http://marc.info/?l=linux-kernel&m=113494474208973&w=2Mailing List, Patch
http://rhn.redhat.com/errata/RHSA-2007-0488.htmlThird Party Advisory
http://secunia.com/advisories/23361Broken Link, Vendor Advisory
http://secunia.com/advisories/23384Broken Link, Vendor Advisory
http://secunia.com/advisories/23752Broken Link, Vendor Advisory
http://secunia.com/advisories/25838Broken Link, Vendor Advisory
http://secunia.com/advisories/26289Broken Link
http://support.avaya.com/elmodocs2/security/ASA-2007-287.htmThird Party Advisory
http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9b5b1f5bf9dcdb6f23abf65977a675eb4deba3c0Broken Link
http://www.mandriva.com/security/advisories?name=MDKSA-2007:012Patch, Third Party Advisory
http://www.novell.com/linux/security/advisories/2006_57_kernel.htmlBroken Link
http://www.securityfocus.com/bid/21581Broken Link, Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/usn-395-1Third Party Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10128Broken Link
http://marc.info/?l=linux-kernel&m=113476665626446&w=2Mailing List
http://marc.info/?l=linux-kernel&m=113494474208973&w=2Mailing List, Patch
http://rhn.redhat.com/errata/RHSA-2007-0488.htmlThird Party Advisory
http://secunia.com/advisories/23361Broken Link, Vendor Advisory
http://secunia.com/advisories/23384Broken Link, Vendor Advisory
http://secunia.com/advisories/23752Broken Link, Vendor Advisory
http://secunia.com/advisories/25838Broken Link, Vendor Advisory
http://secunia.com/advisories/26289Broken Link
http://support.avaya.com/elmodocs2/security/ASA-2007-287.htmThird Party Advisory
http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9b5b1f5bf9dcdb6f23abf65977a675eb4deba3c0Broken Link
http://www.mandriva.com/security/advisories?name=MDKSA-2007:012Patch, Third Party Advisory
http://www.novell.com/linux/security/advisories/2006_57_kernel.htmlBroken Link
http://www.securityfocus.com/bid/21581Broken Link, Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/usn-395-1Third Party Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10128Broken Link

Timeline

Published: Oct 5, 2006
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2006-5158?

How severe is CVE-2006-5158?

CVE-2006-5158 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.38% probability of exploitation in the next 30 days.

How do I fix CVE-2006-5158?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2006-5158?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST