Linux Kernel NFSV4 CallbackClient NULL Pointer Dereference Local Denial of Service Vulnerability

BID:36794

Info

Linux Kernel NFSV4 CallbackClient NULL Pointer Dereference Local Denial of Service Vulnerability

Bugtraq ID: 36794
Class: Unknown
CVE: CVE-2009-3623
Remote: No
Local: Yes
Published: Oct 22 2009 12:00AM
Updated: Dec 07 2009 05:24PM
Credit: Bruce Fields
Vulnerable: Ubuntu Ubuntu Linux 9.10 sparc
Ubuntu Ubuntu Linux 9.10 powerpc
Ubuntu Ubuntu Linux 9.10 lpia
Ubuntu Ubuntu Linux 9.10 i386
Ubuntu Ubuntu Linux 9.10 amd64
Ubuntu Ubuntu Linux 9.04 sparc
Ubuntu Ubuntu Linux 9.04 powerpc
Ubuntu Ubuntu Linux 9.04 lpia
Ubuntu Ubuntu Linux 9.04 i386
Ubuntu Ubuntu Linux 9.04 amd64
Ubuntu Ubuntu Linux 8.10 sparc
Ubuntu Ubuntu Linux 8.10 powerpc
Ubuntu Ubuntu Linux 8.10 lpia
Ubuntu Ubuntu Linux 8.10 i386
Ubuntu Ubuntu Linux 8.10 amd64
Ubuntu Ubuntu Linux 8.04 LTS sparc
Ubuntu Ubuntu Linux 8.04 LTS powerpc
Ubuntu Ubuntu Linux 8.04 LTS lpia
Ubuntu Ubuntu Linux 8.04 LTS i386
Ubuntu Ubuntu Linux 8.04 LTS amd64
Ubuntu Ubuntu Linux 6.06 LTS sparc
Ubuntu Ubuntu Linux 6.06 LTS powerpc
Ubuntu Ubuntu Linux 6.06 LTS i386
Ubuntu Ubuntu Linux 6.06 LTS amd64
Linux kernel 2.6.31 -rc1
+ Trustix Secure Enterprise Linux 2.0
+ Trustix Secure Linux 2.2
+ Trustix Secure Linux 2.1
+ Trustix Secure Linux 2.0
Not Vulnerable: Linux kernel 2.6.32-rc2

Discussion

Linux Kernel NFSV4 CallbackClient NULL Pointer Dereference Local Denial of Service Vulnerability

The Linux kernel is prone to a local denial-of-service vulnerability.

Local attackers may exploit this issue to cause the affected computer to crash, denying service to legitimate users.

Exploit / POC

Linux Kernel NFSV4 CallbackClient NULL Pointer Dereference Local Denial of Service Vulnerability

Currently we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

Solution / Fix

Linux Kernel NFSV4 CallbackClient NULL Pointer Dereference Local Denial of Service Vulnerability

Solution:
The vendor has released an advisory and fixes. Please see the references for details.

References

Linux Kernel NFSV4 CallbackClient NULL Pointer Dereference Local Denial of Service Vulnerability

References:

© CVE.report 2026

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report