GNU glibc 'svc_run()' EMFILE Error Handling Denial of Service Vulnerability

Bugtraq ID:	51439
Class:	Failure to Handle Exceptional Conditions
CVE:	CVE-2011-4609
Remote:	Yes
Local:	No
Published:	Jan 16 2012 12:00AM
Updated:	Mar 19 2015 08:18AM
Credit:	Vincent Danen
Vulnerable:	VMWare ESXi 4.1 VMWare ESXi 4.0 VMWare ESXi 3.5 VMWare ESX 4.1 VMWare ESX 4.0 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 11.10 i386 Ubuntu Ubuntu Linux 11.10 amd64 Ubuntu Ubuntu Linux 11.04 powerpc Ubuntu Ubuntu Linux 11.04 i386 Ubuntu Ubuntu Linux 11.04 ARM Ubuntu Ubuntu Linux 11.04 amd64 Ubuntu Ubuntu Linux 10.10 powerpc Ubuntu Ubuntu Linux 10.10 i386 Ubuntu Ubuntu Linux 10.10 ARM Ubuntu Ubuntu Linux 10.10 amd64 Ubuntu Ubuntu Linux 10.04 sparc Ubuntu Ubuntu Linux 10.04 powerpc Ubuntu Ubuntu Linux 10.04 i386 Ubuntu Ubuntu Linux 10.04 ARM Ubuntu Ubuntu Linux 10.04 amd64 RedHat Enterprise Linux WS 4 RedHat Enterprise Linux ES 4 RedHat Enterprise Linux Desktop version 4 Red Hat Enterprise Linux Workstation Optional 6 Red Hat Enterprise Linux Workstation 6 Red Hat Enterprise Linux Server Optional 6 Red Hat Enterprise Linux Server 6 Red Hat Enterprise Linux HPC Node Optional 6 Red Hat Enterprise Linux HPC Node 6 Red Hat Enterprise Linux Desktop Optional 6 Red Hat Enterprise Linux Desktop 6 Red Hat Enterprise Linux Desktop 5 client Red Hat Enterprise Linux AS 4 Red Hat Enterprise Linux 5 Server Oracle Enterprise Linux 6.2 Oracle Enterprise Linux 6 Oracle Enterprise Linux 5 Oracle Enterprise Linux 4 GNU glibc 2.12.2 GNU glibc 2.12.1 GNU glibc 2.11.2 GNU glibc 2.11.1 GNU glibc 2.10.1 GNU glibc 2.14.1 GNU glibc 2.14 GNU glibc 2.13 GNU glibc 0 Avaya Voice Portal 5.1 Avaya Proactive Contact 4.1.2 Avaya Proactive Contact 4.1.1 Avaya Proactive Contact 5.0 Avaya Proactive Contact 4.2.2 Avaya Proactive Contact 4.2.1 Avaya Proactive Contact 4.2 Avaya Proactive Contact 4.1 Avaya Proactive Contact 4.0.1 Avaya Proactive Contact 4.0 Avaya Messaging Storage Server 5.2.8 Avaya Messaging Storage Server 5.2.2 Avaya Messaging Storage Server 5.2 Avaya Messaging Storage Server 5.1 Avaya Messaging Storage Server 5.0 Avaya Message Networking 5.2.1 Avaya Message Networking 5.2.4 Avaya Message Networking 5.2.3 Avaya Message Networking 5.2.2 Avaya Message Networking 5.2 Avaya Meeting Exchange 5.2 Avaya Meeting Exchange 5.1 Avaya Meeting Exchange 5.0 Avaya IQ 4.1 Avaya IQ 5.2 Avaya IQ 5.1.1 Avaya IQ 5.1 Avaya IQ 5 Avaya IQ 4.2 Avaya IQ 4.0 Avaya IP Office Application Server 8.0 Avaya IP Office Application Server 7.0 Avaya IP Office Application Server 6.1 Avaya IP Office Application Server 6.0 Avaya Communication Server 1000M Signaling Server 7.5 Avaya Communication Server 1000M Signaling Server 7.0 Avaya Communication Server 1000M Signaling Server 6.0 Avaya Communication Server 1000M 7.5 Avaya Communication Server 1000M 7.0 Avaya Communication Server 1000M 6.0 Avaya Communication Server 1000E Signaling Server 7.5 Avaya Communication Server 1000E Signaling Server 7.0 Avaya Communication Server 1000E Signaling Server 6.0 Avaya Communication Server 1000E 7.5 Avaya Communication Server 1000E 7.0 Avaya Communication Server 1000E 6.0 Avaya Aura System Platform 6.0.2 Avaya Aura System Platform 6.0.1 Avaya Aura System Platform 6.0 Avaya Aura System Platform 1.1 Avaya Aura System Manager 6.1.3 Avaya Aura System Manager 6.1.2 Avaya Aura System Manager 6.1.1 Avaya Aura System Manager 6.1 Avaya Aura System Manager 6.0 Avaya Aura System Manager 5.2 Avaya Aura SIP Enablement Services 5.2.1 Avaya Aura SIP Enablement Services 5.2 Avaya Aura SIP Enablement Services 5.1 Avaya Aura SIP Enablement Services 5.0 Avaya Aura SIP Enablement Services 4.0 Avaya Aura Session Manager 6.2.1 Avaya Aura Session Manager 6.1.3 Avaya Aura Session Manager 6.1.2 Avaya Aura Session Manager 6.1.1 Avaya Aura Session Manager 6.2 Avaya Aura Session Manager 6.1 Avaya Aura Session Manager 6.0 Avaya Aura Session Manager 5.2 Avaya Aura Session Manager 1.1 Avaya Aura Session Manager 1.0 Avaya Aura Presence Services 6.1.1 Avaya Aura Presence Services 6.1 Avaya Aura Presence Services 6.0 Avaya Aura Messaging 6.1 + 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 Aura Messaging 6.0.1 + 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 Aura Messaging 6.0 Avaya Aura Experience Portal 6.0 + 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 Aura Conferencing 6.0 Avaya Aura Communication Manager Utility Services 6.2 Avaya Aura Communication Manager Utility Services 6.1 + 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 Aura Communication Manager Utility Services 6.0 Avaya Aura Communication Manager 6.0.1 + 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 Aura Communication Manager 6.0 + 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 Aura Communication Manager 5.2 Avaya Aura Communication Manager 5.1 Avaya Aura Communication Manager 4.0 Avaya Aura Application Server 5300 SIP Core 2.1 Avaya Aura Application Server 5300 SIP Core 2.0 Avaya Aura Application Enablement Services 5.2.1 Avaya Aura Application Enablement Services 6.1.1 Avaya Aura Application Enablement Services 6.1 Avaya Aura Application Enablement Services 5.2.3 Avaya Aura Application Enablement Services 5.2.2 Avaya Aura Application Enablement Services 5.2
Not Vulnerable:	Avaya IP Office Application Server 8.1

GNU glibc 'svc_run()' EMFILE Error Handling Denial of Service Vulnerability

GNU glibc is prone to a denial-of-service vulnerability.

An attacker can exploit this issue to trigger high CPU consumption which makes an application using the affected library unresponsive. This causes a denial-of-service condition to legitimate users.

GNU glibc 'svc_run()' EMFILE Error Handling Denial of Service Vulnerability

Attackers can use readily available tools to exploit this issue.

GNU glibc 'svc_run()' EMFILE Error Handling Denial of Service Vulnerability

Solution:
Updates are available. Please see the references for more information.

GNU glibc 'svc_run()' EMFILE Error Handling Denial of Service Vulnerability

References:

• Avaya security advisory ASA-2012-155 (Avaya)
  
• Bug 767299 - (CVE-2011-4609) CVE-2011-4609 glibc: svc_run() produces high cpu us (Red Hat)
  
• GNU C Library Homepage (GNU)
  
• 2014-11 Security Bulletin: CTPView: Multiple Security vulnerabilities resolved b (Juniper)
  
• ASA-2012-039 glibc security and bug fix update (RHSA-2012-0058) (Avaya)
  
• ASA-2012-155: glibc security and bug fix update (RHSA-2012-0125) (Avaya)
  
• ASA-2012-156:glibc security update (RHSA-2012-0126) (Avaya)
  
• VMSA-2012-0013 (VMWare)
  
• VMSA-2012-0018 (Alexander Minozhenko)