Ubuntu Security Notice (C) 2011-2013 Canonical, Inc. / NASL script (C) 2011-2013 Tenable Network Security, Inc.
The remote Ubuntu host is missing a security-related patch.
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).
Update the affected linux-image-2.6.32-340-ec2 package.
Risk factor :
High / CVSS Base Score : 7.2
CVSS Temporal Score : 6.3
Public Exploit Available : false
Family: Ubuntu Local Security Checks
Nessus Plugin ID: 56943 ()
Bugtraq ID: 48641
CVE ID: CVE-2011-2491CVE-2011-2496CVE-2011-2517CVE-2011-2525
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