Ubuntu Security Notice (C) 2012 Canonical, Inc. / NASL script (C) 2012 Tenable Network Security, Inc.
The remote Ubuntu host is missing one or more security-related
An error was discovered in the Linux kernel's network TUN/TAP device
implementation. A local user with access to the TUN/TAP interface
(which is not available to unprivileged users until granted by a root
user) could exploit this flaw to crash the system or potential gain
administrative privileges. (CVE-2012-2136)
Ulrich Obergfell discovered an error in the Linux kernel's memory
management subsystem on 32 bit PAE systems with more than 4GB of
memory installed. A local unprivileged user could exploit this flaw
to crash the system. (CVE-2012-2373)
A flaw was discovered in the Linux kernel's epoll system call. An
unprivileged local user could use this flaw to crash the system.
Some errors where discovered in the Linux kernel's UDF file system,
which is used to mount some CD-ROMs and DVDs. An unprivileged local
user could use these flaws to crash the system. (CVE-2012-3400)
See also :
Update the affected package(s).
Risk factor :
High / CVSS Base Score : 7.6