Linux Kernel Netfilter Memory Leak Local Denial of Service Vulnerability

BID:12816

Info

Linux Kernel Netfilter Memory Leak Local Denial of Service Vulnerability

Bugtraq ID: 12816
Class: Design Error
CVE: CVE-2005-0210
Remote: No
Local: Yes
Published: Mar 15 2005 12:00AM
Updated: Jul 12 2009 10:56AM
Credit: Discovery is credited to Herbert Xu.
Vulnerable: Redhat Fedora Core3
Redhat Fedora Core2
Redhat Enterprise Linux WS 4
Redhat Enterprise Linux WS 3
Redhat Enterprise Linux ES 4
Redhat Enterprise Linux ES 3
Redhat Enterprise Linux AS 4
Redhat Enterprise Linux AS 3
Redhat Desktop 4.0
Redhat Desktop 3.0
Mandriva Linux Mandrake 10.1 x86_64
Mandriva Linux Mandrake 10.1
MandrakeSoft Multi Network Firewall 2.0
MandrakeSoft Corporate Server 3.0 x86_64
MandrakeSoft Corporate Server 3.0
Linux kernel 2.6.8 rc3
Linux kernel 2.6.8 rc2
Linux kernel 2.6.8 rc1
+ Ubuntu Ubuntu Linux 4.1 ppc
 + Ubuntu Ubuntu Linux 4.1 ia64
 + Ubuntu Ubuntu Linux 4.1 ia32
 Linux kernel 2.6.8
+ S.u.S.E. Linux Personal 9.2 x86_64
 + S.u.S.E. Linux Personal 9.2
+ Ubuntu Ubuntu Linux 4.1 ppc
 + Ubuntu Ubuntu Linux 4.1 ia64
 + Ubuntu Ubuntu Linux 4.1 ia32
 Linux kernel 2.6.7 rc1
Linux kernel 2.6.7
Linux kernel 2.6.6 rc1
Linux kernel 2.6.6
Linux kernel 2.6.5
+ S.u.S.E. Linux Personal 9.1 x86_64
 + S.u.S.E. Linux Personal 9.1 x86_64
 + S.u.S.E. Linux Personal 9.1
+ S.u.S.E. Linux Personal 9.1
+ SuSE Linux Enterprise Server 9
 Linux kernel 2.6.4
Linux kernel 2.6.3
Linux kernel 2.6.2
Linux kernel 2.6.1 -rc2
Linux kernel 2.6.1 -rc1
Linux kernel 2.6.1
Linux kernel 2.6 .10
Linux kernel 2.6 -test9-CVS
Linux kernel 2.6 -test9
Linux kernel 2.6 -test8
Linux kernel 2.6 -test7
Linux kernel 2.6 -test6
Linux kernel 2.6 -test5
Linux kernel 2.6 -test4
Linux kernel 2.6 -test3
Linux kernel 2.6 -test2
Linux kernel 2.6 -test11
Linux kernel 2.6 -test10
Linux kernel 2.6 -test1
Linux kernel 2.6
Not Vulnerable:

Discussion

Linux Kernel Netfilter Memory Leak Local Denial of Service Vulnerability

Linux Kernel is reported prone to a local denial of service vulnerability due to a memory leak in Netfilter code. This issue can allow an attacker to crash a computer and deny service to legitimate users.

It is not known whether this issue allows for remote exploitation.

Linux Kernel 2.6.8 was reported vulnerable, however, it is possible that subsequent versions are affected as well.

Exploit / POC

Linux Kernel Netfilter Memory Leak Local Denial of Service Vulnerability

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

Solution / Fix

Linux Kernel Netfilter Memory Leak Local Denial of Service Vulnerability

Solution:
Conectiva has released a security advisory (CLA-2005:945) and fixes to address this and other issues. Please see the referenced advisory for further information regarding obtaining and applying appropriate updates.

RedHat has released an advisory (FEDORA-2005-262) and fixes for Fedora Core 2. Please see the referenced advisory for further information.

Ubuntu has released advisory USN-95-1 to address this issue. Please see the referenced advisory for more information.

SuSE Linux has released advisory SUSE-SA:2005:018 along with fixes dealing with this and other issues. Please see the referenced advisory for more information.

RedHat has released advisory FEDORA-2005-313 to address this issue for Fedora Core 3. Please see the referenced advisory for further information.

Red Hat has released advisory RHSA-2005:366-21 to address this issue. Please see the advisory in Web references for more information.

RedHat Linux has released advisory RHSA-2005:663-19 to address this, and other issues in RedHat Enterprise Linux 3 operating systems. Please see the referenced advisory for further information.

Mandriva has released advisory MDKSA-2005:218 to address various issues affecting the Linux Kernel. Please see the referenced advisory for more information.

Mandriva has released advisory MDKSA-2005:219 to address various issues affecting the Linux Kernel in Mandrake Linux 10.1. Please see the referenced advisory for more information.


Linux kernel 2.6.4

Linux kernel 2.6.5

Linux kernel 2.6.8 rc1

Linux kernel 2.6.8

References

Linux Kernel Netfilter Memory Leak Local Denial of Service Vulnerability

References:
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