Ubuntu 10.04 LTS : linux vulnerabilities (USN-2462-1)

Ubuntu Security Notice (C) 2015-2016 Canonical, Inc. / NASL script (C) 2015-2016 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing one or more security-related
patches.

Description :

Lars Bull reported a race condition in the PIT (programmable interrupt
timer) emulation in the KVM (Kernel Virtual Machine) subsystem of the
Linux kernel. A local guest user with access to PIT i/o ports could
exploit this flaw to cause a denial of service (crash) on the host.
(CVE-2014-3611)

Lars Bull and Nadav Amit reported a flaw in how KVM (the Kernel
Virtual Machine) handles noncanonical writes to certain MSR registers.
A privileged guest user can exploit this flaw to cause a denial of
service (kernel panic) on the host. (CVE-2014-3610).

Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.

Solution :

Update the affected packages.

Risk factor :

Medium / CVSS Base Score : 4.9
(CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C)
CVSS Temporal Score : 4.3
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : false

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 80510 ()

Bugtraq ID: 70742
70743

CVE ID: CVE-2014-3610
CVE-2014-3611

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