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Test ID:1.3.6.1.4.1.25623.1.0.71009
Category:Ubuntu Local Security Checks
Title:Ubuntu USN-1269-1 (linux-image-2.6.32-340-ec2)
Summary:Ubuntu USN-1269-1 (linux-image-2.6.32-340-ec2)
Description:The remote host is missing an update to linux-image-2.6.32-340-ec2
announced via advisory USN-1269-1.

Details:

Vasily Averin discovered that the NFS Lock Manager (NLM) incorrectly
handled unlock requests. A local attacker could exploit this to cause a
denial of service. (CVE-2011-2491)

Robert Swiecki discovered that mapping extensions were incorrectly handled.
A local attacker could exploit this to crash the system, leading to a
denial of service. (CVE-2011-2496)

It was discovered that the wireless stack incorrectly verified SSID
lengths. A local attacker could exploit this to cause a denial of service
or gain root privileges. (CVE-2011-2517)

Ben Pfaff discovered that Classless Queuing Disciplines (qdiscs) were being
incorrectly handled. A local attacker could exploit this to crash the
system, leading to a denial of service. (CVE-2011-2525)

Solution:
The problem can be corrected by updating your system to the following
package versions:

Ubuntu 10.04 LTS:
linux-image-2.6.32-340-ec2 2.6.32-340.40

http://www.securityspace.com/smysecure/catid.html?in=USN-1269-1
Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2011-2491
http://www.openwall.com/lists/oss-security/2011/06/23/6
RedHat Security Advisories: RHSA-2011:1212
http://rhn.redhat.com/errata/RHSA-2011-1212.html
Common Vulnerability Exposure (CVE) ID: CVE-2011-2496
http://www.openwall.com/lists/oss-security/2011/06/27/2
Common Vulnerability Exposure (CVE) ID: CVE-2011-2517
http://www.openwall.com/lists/oss-security/2011/07/01/4
Common Vulnerability Exposure (CVE) ID: CVE-2011-2525
http://kerneltrap.org/mailarchive/linux-netdev/2010/5/21/6277805
http://openwall.com/lists/oss-security/2011/07/12/1
RedHat Security Advisories: RHSA-2011:1065
http://rhn.redhat.com/errata/RHSA-2011-1065.html
RedHat Security Advisories: RHSA-2011:1163
http://rhn.redhat.com/errata/RHSA-2011-1163.html
CopyrightCopyright (c) 2012 E-Soft Inc. http://www.securityspace.com

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