Linux Kernel NFS LockD Dereference Remote Denial of Service Vulnerability

BID:21581

Info

Linux Kernel NFS LockD Dereference Remote Denial of Service Vulnerability

Bugtraq ID: 21581
Class: Design Error
CVE: CVE-2006-5158
Remote: Yes
Local: No
Published: Dec 20 2005 12:00AM
Updated: Jul 31 2007 07:15PM
Credit: Ryan Richter is credited with the discovery of this vulnerability.
Vulnerable: Ubuntu Ubuntu Linux 5.10 sparc
Ubuntu Ubuntu Linux 5.10 powerpc
Ubuntu Ubuntu Linux 5.10 i386
Ubuntu Ubuntu Linux 5.10 amd64
Ubuntu Ubuntu Linux 6.10 sparc
Ubuntu Ubuntu Linux 6.10 powerpc
Ubuntu Ubuntu Linux 6.10 i386
Ubuntu Ubuntu Linux 6.10 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
Redhat Enterprise Linux WS 4
Redhat Enterprise Linux ES 4
Redhat Enterprise Linux AS 4
Redhat Desktop 4.0
Mandriva Linux Mandrake 2006.0 x86_64
Mandriva Linux Mandrake 2006.0
MandrakeSoft Corporate Server 4.0 x86_64
MandrakeSoft Corporate Server 4.0
Linux kernel 2.6.15 .6
Linux kernel 2.6.15 .4
Linux kernel 2.6.15 .3
Linux kernel 2.6.15 .2
Linux kernel 2.6.15 .1
Linux kernel 2.6.15 -rc6
Linux kernel 2.6.15 -rc5
Linux kernel 2.6.15 -rc4
Linux kernel 2.6.15 -rc3
Linux kernel 2.6.15 -rc2
Linux kernel 2.6.15 -rc1
Linux kernel 2.6.15
Linux kernel 2.6.14 .5
Linux kernel 2.6.14 .4
Linux kernel 2.6.14 .3
Linux kernel 2.6.14 .2
Linux kernel 2.6.14 .1
Linux kernel 2.6.14 -rc4
Linux kernel 2.6.14 -rc3
Linux kernel 2.6.14 -rc2
Linux kernel 2.6.14 -rc1
Linux kernel 2.6.14
Linux kernel 2.6.15.5
Linux kernel 2.6.15.11
Avaya Messaging Storage Server MSS 3.0
Avaya Message Networking
Avaya Communication Manager 4.0
Avaya Communication Manager 3.1
+ Avaya Communication Manager Server DEFINITY Server SI/CS
+ Avaya Communication Manager Server S8100
+ Avaya Communication Manager Server S8300
+ Avaya Communication Manager Server S8500
+ Avaya Communication Manager Server S8700
Avaya CCS 3.1.1
Avaya AES 4.0
Not Vulnerable: Linux kernel 2.6.16

Discussion

Linux Kernel NFS LockD Dereference Remote Denial of Service Vulnerability

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

Exploiting this vulnerability may allow remote attackers to crash the affected kernel, resulting in denial-of-service conditions.

Exploit / POC

Linux Kernel NFS LockD Dereference Remote Denial of Service Vulnerability

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

Solution / Fix

Linux Kernel NFS LockD Dereference Remote Denial of Service Vulnerability

Solution:
The vendor has released kernel version 2.6.16 to address this issue.

Please see the references for more information.


Linux kernel 2.6.15.5

Linux kernel 2.6.14 -rc2

Linux kernel 2.6.14 -rc1

Linux kernel 2.6.14 .5

Linux kernel 2.6.14 .4

Linux kernel 2.6.14 -rc4

Linux kernel 2.6.14 -rc3

Linux kernel 2.6.14 .2

Linux kernel 2.6.14 .1

Linux kernel 2.6.14 .3

Linux kernel 2.6.14

Linux kernel 2.6.15 .4

Linux kernel 2.6.15 .3

Linux kernel 2.6.15 -rc2

Linux kernel 2.6.15

Linux kernel 2.6.15 -rc1

Linux kernel 2.6.15 .6

Linux kernel 2.6.15 .2

Linux kernel 2.6.15 -rc3

Linux kernel 2.6.15 .1

References

Linux Kernel NFS LockD Dereference Remote Denial of Service Vulnerability

References:
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