Ubuntu Security Notice (C) 2011-2014 Canonical, Inc. / NASL script (C) 2011-2014 Tenable Network Security, Inc.
The remote Ubuntu host is missing one or more security-related patches.
Timo Warns discovered that the GUID partition parsing routines did not
correctly validate certain structures. A local attacker with physical
access could plug in a specially crafted block device to crash the
system, leading to a denial of service. (CVE-2011-1577)
Phil Oester discovered that the network bonding system did not
correctly handle large queues. On some systems, a remote attacker
could send specially crafted traffic to crash the system, leading to a
denial of service. (CVE-2011-1581)
Ben Hutchings reported a flaw in the kernel's handling of corrupt LDM
partitions. A local user could exploit this to cause a denial of
service or escalate privileges. (CVE-2011-2182)
Vasiliy Kulikov discovered that taskstats listeners were not correctly
handled. A local attacker could exploit this to exhaust memory and CPU
resources, leading to a denial of service. (CVE-2011-2484)
Sami Liedes discovered that ext4 did not correctly handle missing root
inodes. A local attacker could trigger the mount of a specially
crafted filesystem to cause the system to crash, leading to a denial
of service. (CVE-2011-2493)
A flaw was discovered in the Linux kernel's AppArmor security
interface when invalid information was written to it. An unprivileged
local user could use this to cause a denial of service on the system.
Scot Doyle discovered that the bridge networking interface incorrectly
handled certain network packets. A remote attacker could exploit this
to crash the system, leading to a denial of service. (CVE-2011-4087)
A bug was found in the way headroom check was performed in
udp6_ufo_fragment() function. A remote attacker could use this flaw to
crash the system. (CVE-2011-4326).
Update the affected packages.
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: 55923 ()
Bugtraq ID: 473434792648383
CVE ID: CVE-2011-1577CVE-2011-1581CVE-2011-2182CVE-2011-2484CVE-2011-2493CVE-2011-3619CVE-2011-4087CVE-2011-4326
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