Linux Kernel Route Cache Entry Remote Denial Of Service Vulnerability

BID:7601

Info

Linux Kernel Route Cache Entry Remote Denial Of Service Vulnerability

Bugtraq ID: 7601
Class: Design Error
CVE: CVE-2003-0244
CVE-2003-0244
Remote: Yes
Local: No
Published: May 14 2003 12:00AM
Updated: Mar 19 2015 09:46AM
Credit: Discovery credited to Florian Weimer.
Vulnerable: Sun Linux 5.0.5
Sun Linux 5.0.3
Sun Linux 5.0
+ Sun LX50
RedHat Linux Advanced Work Station 2.1
RedHat kernel-utils-2.4-8.29.i386.rpm
+ RedHat Linux 9.0 i386
 RedHat kernel-utils-2.4-8.13.i386.rpm
+ RedHat Linux 8.0
RedHat kernel-utils-2.4-7.4.i386.rpm
+ RedHat Linux 7.3 i386
 RedHat kernel-uml-2.4.18-14.i686.rpm
+ RedHat Linux 8.0
RedHat kernel-source-2.4.7-10.i386.rpm
+ RedHat Linux 7.2
RedHat kernel-source-2.4.20-8.i386.rpm
+ RedHat Linux 9.0 i386
 RedHat kernel-source-2.4.2-2.i386.rpm
+ RedHat Linux 7.1
RedHat kernel-source-2.4.18-3.i386.rpm
+ RedHat Linux 7.3
RedHat kernel-source-2.4.18-14.i386.rpm
+ RedHat Linux 8.0
RedHat kernel-smp-2.4.7-10.i686.rpm
+ RedHat Linux 7.2
RedHat kernel-smp-2.4.7-10.i586.rpm
+ RedHat Linux 7.2
RedHat kernel-smp-2.4.7-10.athlon.rpm
+ RedHat Linux 7.2
RedHat kernel-smp-2.4.20-8.i686.rpm
+ RedHat Linux 9.0 i386
 RedHat kernel-smp-2.4.20-8.athlon.rpm
+ RedHat Linux 9.0 i386
 RedHat kernel-smp-2.4.2-2.i686.rpm
+ RedHat Linux 7.1
RedHat kernel-smp-2.4.2-2.i586.rpm
+ RedHat Linux 7.1
RedHat kernel-smp-2.4.18-3.i686.rpm
+ RedHat Linux 7.3
RedHat kernel-smp-2.4.18-3.i586.rpm
+ RedHat Linux 7.3
RedHat kernel-smp-2.4.18-3.athlon.rpm
+ RedHat Linux 7.3
RedHat kernel-smp-2.4.18-14.i686.rpm
+ RedHat Linux 8.0
RedHat kernel-smp-2.4.18-14.athlon.rpm
+ RedHat Linux 8.0
RedHat kernel-headers-2.4.7-10.i386.rpm
+ RedHat Linux 7.2
RedHat kernel-headers-2.4.2-2.i386.rpm
+ RedHat Linux 7.1
RedHat kernel-enterprise-2.4.2-2.i686.rpm
+ RedHat Linux 7.1
RedHat kernel-doc-2.4.7-10.i386.rpm
RedHat kernel-doc-2.4.20-8.i386.rpm
+ RedHat Linux 9.0 i386
 RedHat kernel-doc-2.4.2-2.i386.rpm
+ RedHat Linux 7.1
RedHat kernel-doc-2.4.18-3.i386.rpm
+ RedHat Linux 7.3
RedHat kernel-doc-2.4.18-14.i386.rpm
+ RedHat Linux 8.0
RedHat kernel-debug-2.4.18-3.i686.rpm
+ RedHat Linux 7.3
RedHat kernel-debug-2.4.18-14.i686.rpm
+ RedHat Linux 8.0
RedHat kernel-BOOT-2.4.7-10.i386.rpm
+ RedHat Linux 7.2
RedHat kernel-BOOT-2.4.20-8.i386.rpm
+ RedHat Linux 9.0 i386
 RedHat kernel-BOOT-2.4.2-2.i386.rpm
+ RedHat Linux 7.1
RedHat kernel-BOOT-2.4.18-3.i386.rpm
+ RedHat Linux 7.3
RedHat kernel-BOOT-2.4.18-14.i386.rpm
+ RedHat Linux 8.0
RedHat kernel-bigmem-2.4.20-8.i686.rpm
+ RedHat Linux 9.0 i386
 RedHat kernel-bigmem-2.4.18-3.i686.rpm
+ RedHat Linux 7.3
RedHat kernel-bigmem-2.4.18-14.i686.rpm
+ RedHat Linux 8.0
RedHat kernel-2.4.7-10.i686.rpm
+ RedHat Linux 7.2
RedHat kernel-2.4.7-10.i386.rpm
+ RedHat Linux 7.2
RedHat kernel-2.4.7-10.athlon.rpm
+ RedHat Linux 7.2
RedHat kernel-2.4.20-8.i686.rpm
+ RedHat Linux 9.0 i386
 RedHat kernel-2.4.20-8.i586.rpm
+ RedHat Linux 9.0 i386
 RedHat kernel-2.4.20-8.athlon.rpm
+ RedHat Linux 9.0 i386
 RedHat kernel-2.4.2-2.i686.rpm
+ RedHat Linux 7.1
RedHat kernel-2.4.2-2.i586.rpm
RedHat kernel-2.4.2-2.i386.rpm
+ RedHat Linux 7.1
RedHat kernel-2.4.18-3.i686.rpm
+ RedHat Linux 7.3
RedHat kernel-2.4.18-3.i386.rpm
+ RedHat Linux 7.3
RedHat kernel-2.4.18-3.athlon.rpm
+ RedHat Linux 7.3
RedHat kernel-2.4.18-14.i686.rpm
+ RedHat Linux 8.0
RedHat kernel-2.4.18-14.i586.rpm
+ RedHat Linux 8.0
RedHat kernel-2.4.18-14.athlon.rpm
+ RedHat Linux 8.0
RedHat Enterprise Linux WS 2.1 IA64
Red Hat Enterprise Linux AS 2.1 IA64
Mandriva Linux Mandrake 9.1 ppc
Mandriva Linux Mandrake 9.1
Mandriva Linux Mandrake 9.0
Mandriva Linux Mandrake 8.2 ppc
Mandriva Linux Mandrake 8.2
MandrakeSoft Multi Network Firewall 2.0
MandrakeSoft Corporate Server 2.1
Linux kernel 2.4.21 pre4
+ Mandriva Linux Mandrake 9.1 ppc
 + Mandriva Linux Mandrake 9.1
Linux kernel 2.4.20
+ CRUX CRUX Linux 1.0
+ Gentoo Linux 1.4
+ Gentoo Linux 1.2
+ RedHat Linux 9.0 i386
 + Slackware Linux 9.0
+ WOLK WOLK 4.4 s
 Linux kernel 2.4.19
+ Conectiva Linux 8.0
+ Conectiva Linux Enterprise Edition 1.0
+ MandrakeSoft Corporate Server 2.1 x86_64
 + MandrakeSoft Corporate Server 2.1
+ MandrakeSoft Multi Network Firewall 2.0
+ Mandriva Linux Mandrake 9.0
+ S.u.S.E. Linux 8.1
+ Slackware Linux -current
 + SuSE SUSE Linux Enterprise Server 8
 + SuSE SUSE Linux Enterprise Server 7
 Linux kernel 2.4.18 x86
+ Debian Linux 3.0 ia-32
 Linux kernel 2.4.18
+ Astaro Security Linux 2.0 23
 + Astaro Security Linux 2.0 16
 + Debian Linux 3.0 sparc
 + Debian Linux 3.0 s/390
 + Debian Linux 3.0 ppc
 + Debian Linux 3.0 mipsel
 + Debian Linux 3.0 mips
 + Debian Linux 3.0 m68k
 + Debian Linux 3.0 ia-64
 + Debian Linux 3.0 ia-32
 + Debian Linux 3.0 hppa
 + Debian Linux 3.0 arm
 + Debian Linux 3.0 alpha
 + Mandriva Linux Mandrake 8.2
+ Mandriva Linux Mandrake 8.1
+ Mandriva Linux Mandrake 8.0
+ Red Hat Enterprise Linux AS 2.1 IA64
 + RedHat Advanced Workstation for the Itanium Processor 2.1 IA64
 + RedHat Advanced Workstation for the Itanium Processor 2.1
+ RedHat Linux 8.0
+ RedHat Linux 7.3
+ S.u.S.E. Linux 8.1
+ S.u.S.E. Linux 8.0
+ S.u.S.E. Linux 7.3
+ S.u.S.E. Linux 7.2
+ S.u.S.E. Linux 7.1
+ S.u.S.E. Linux Connectivity Server
+ S.u.S.E. Linux Database Server 0
 + S.u.S.E. Linux Firewall on CD
+ S.u.S.E. Linux Office Server
+ S.u.S.E. Linux Openexchange Server
+ S.u.S.E. Linux Personal 8.2
+ S.u.S.E. SuSE eMail Server 3.1
+ S.u.S.E. SuSE eMail Server III
+ SuSE SUSE Linux Enterprise Server 8
 + SuSE SUSE Linux Enterprise Server 7
 + Turbolinux Turbolinux Server 8.0
+ Turbolinux Turbolinux Server 7.0
+ Turbolinux Turbolinux Workstation 8.0
+ Turbolinux Turbolinux Workstation 7.0
Linux kernel 2.4.17
Linux kernel 2.4.16
+ Sun Cobalt RaQ 550
Linux kernel 2.4.15
Linux kernel 2.4.14
Linux kernel 2.4.13
+ Caldera OpenLinux Server 3.1.1
+ Caldera OpenLinux Workstation 3.1.1
Linux kernel 2.4.12
+ Conectiva Linux 7.0
Linux kernel 2.4.11
Linux kernel 2.4.10
+ S.u.S.E. Linux 7.3
Linux kernel 2.4.9
+ Red Hat Enterprise Linux AS 2.1 IA64
 + Red Hat Enterprise Linux AS 2.1
 + RedHat Enterprise Linux ES 2.1 IA64
 + RedHat Enterprise Linux ES 2.1
 + RedHat Enterprise Linux WS 2.1 IA64
 + RedHat Enterprise Linux WS 2.1
 + RedHat Linux 7.2 ia64
 + RedHat Linux 7.2 i386
 + RedHat Linux 7.2 alpha
 + RedHat Linux 7.1 ia64
 + RedHat Linux 7.1 i386
 + RedHat Linux 7.1 alpha
 + Sun Linux 5.0.5
+ Sun Linux 5.0.3
+ Sun Linux 5.0
Linux kernel 2.4.8
+ Mandriva Linux Mandrake 8.2
+ Mandriva Linux Mandrake 8.1
+ Mandriva Linux Mandrake 8.0
Linux kernel 2.4.7
+ RedHat Linux 7.2
+ S.u.S.E. Linux 7.2
+ S.u.S.E. Linux 7.1
Linux kernel 2.4.6
Linux kernel 2.4.5
+ Slackware Linux 8.0
Linux kernel 2.4.4
+ S.u.S.E. Linux 7.2
Linux kernel 2.4.3
+ Mandriva Linux Mandrake 8.0 ppc
 + Mandriva Linux Mandrake 8.0
Linux kernel 2.4.2
+ Caldera OpenLinux Server 3.1
+ Caldera OpenLinux Workstation 3.1
+ RedHat Linux 7.1 i386
 + RedHat Linux 7.1 alpha
 Linux kernel 2.4.1
Linux kernel 2.4
Not Vulnerable: Sun Linux 5.0.6

Discussion

Linux Kernel Route Cache Entry Remote Denial Of Service Vulnerability

It has been reported that the Linux kernel does not properly handle a low volume flood of some types of traffic. Because of this, an attacker may be able to cause excessive consumption of resources and failure to route traffic.

Exploit / POC

Linux Kernel Route Cache Entry Remote 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 Route Cache Entry Remote Denial Of Service Vulnerability

Solution:
This issue has reportedly been addressed in the latest prepatch (2.4.21) for the stable Linux kernel tree.

Mandrake Linux have released a security advisory (MDKSA-2003:074) to address this issue. Further details regarding downloading and applying these fixes can be found in the referenced advisory. Fixes are linked below.

Mandrake has issued a kernel upgrade that is patched. Please see the advisory linked to in the reference section (MDKSA-2003:066-1) for further information.

Red Hat has released advisory RHSA-2003:172-00 and fixes to address this issue. See referenced advisory for additional details.

EnGarde has released an advisory. Information about obtaining fixes can be found in the referenced advisory (ESA-20030515-017).

Conectiva has released advisory CLSA-2003:657 to address this issue.

Red Hat Linux has released a new advisory RHSA-2003:145-01. Users are advised to upgrade vulnerable systems with the fix information provided in the referenced advisory. Updates to packages are available through the Red Hat Network.

Red Hat Linux has released a new advisory RHSA-2003:187-01. Affected users are advised to upgrade to newer kernel packages. Further information is available in the referenced advisory.

Debian has issued a kernel upgrade that is patched. Please see the advisories linked to in the reference section (DSA-311-1 and DSA 312-1) for URLs to fixes.

Debian has released a new advisory DSA 332-1. Information about obtaining and applying fixes is available in the referenced advisory.

Debian has announced in DSA 336-2 that advisory DSA 336-1 does not address this issue.

Conectiva has released advisory CLA-2003:701 to address this issue. See referenced advisory for additional details and fix information.

Gentoo has released advisory 200308-01 to address this issue. Affected users are advised to execute the following commands:

emerge sync
emerge gentoo-sources
emerge clean

RHBA-2003:263-05 (for non-Enterprise Red Hat distributions) has been released to address unrelated bugs but provides Kernel updates that include more recent fixes for this and other security vulnerabilities.

Conectiva has released a security advisory (CLA-2003:796) containing fixes to address this issue in Conectiva Linux 8.

Debian has released DSA 442-1 to provide fixes for s390 platforms. Please see the attached advisory for further information.


RedHat kernel-2.4.18-3.i686.rpm

RedHat kernel-2.4.2-2.i386.rpm

RedHat kernel-source-2.4.18-14.i386.rpm

RedHat kernel-bigmem-2.4.18-14.i686.rpm

RedHat kernel-BOOT-2.4.7-10.i386.rpm

RedHat kernel-doc-2.4.2-2.i386.rpm

RedHat kernel-2.4.20-8.athlon.rpm

RedHat kernel-source-2.4.2-2.i386.rpm

RedHat kernel-2.4.7-10.athlon.rpm

RedHat kernel-doc-2.4.18-3.i386.rpm

RedHat kernel-BOOT-2.4.20-8.i386.rpm

RedHat kernel-2.4.20-8.i586.rpm

RedHat kernel-2.4.7-10.i686.rpm

RedHat kernel-bigmem-2.4.20-8.i686.rpm

RedHat kernel-source-2.4.20-8.i386.rpm

RedHat kernel-2.4.20-8.i686.rpm

RedHat kernel-BOOT-2.4.18-3.i386.rpm

RedHat kernel-doc-2.4.18-14.i386.rpm

RedHat kernel-BOOT-2.4.2-2.i386.rpm

RedHat kernel-2.4.7-10.i386.rpm

RedHat kernel-2.4.18-3.athlon.rpm

RedHat kernel-2.4.18-3.i386.rpm

RedHat kernel-bigmem-2.4.18-3.i686.rpm

RedHat kernel-source-2.4.7-10.i386.rpm

RedHat kernel-2.4.18-14.i586.rpm

RedHat kernel-2.4.18-14.i686.rpm

RedHat kernel-doc-2.4.20-8.i386.rpm

RedHat kernel-BOOT-2.4.18-14.i386.rpm

RedHat kernel-2.4.18-14.athlon.rpm

RedHat kernel-2.4.2-2.i686.rpm

MandrakeSoft Multi Network Firewall 2.0

MandrakeSoft Corporate Server 2.1

Linux kernel 2.4.17

Linux kernel 2.4.18

Linux kernel 2.4.18 x86

Linux kernel 2.4.19

Linux kernel 2.4.20

Linux kernel 2.4.21 pre4

Sun Linux 5.0

Sun Linux 5.0.3

Sun Linux 5.0.5

Mandriva Linux Mandrake 8.2

Mandriva Linux Mandrake 8.2 ppc

Mandriva Linux Mandrake 9.1 ppc

Mandriva Linux Mandrake 9.1

References

Linux Kernel Route Cache Entry Remote 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