Ubuntu Security Notice (C) 2013-2016 Canonical, Inc. / NASL script (C) 2013-2016 Tenable Network Security, Inc.
The remote Ubuntu host is missing one or more security-related
It was discovered that hypervkvpd, which is distributed in the Linux
kernel, was not correctly validating the origin on Netlink messages.
An untrusted local user can cause a denial of service of Linux guests
in Hyper-V virtualization environments. (CVE-2012-2669)
Dmitry Monakhov reported a race condition flaw the Linux ext4
filesystem that can expose stale data. An unprivileged user could
exploit this flaw to cause an information leak. (CVE-2012-4508)
Florian Weimer discovered that hypervkvpd, which is distributed in the
Linux kernel, was not correctly validating source addresses of netlink
packets. An untrusted local user can cause a denial of service by
causing hypervkvpd to exit. (CVE-2012-5532)
Andrew Cooper of Citrix reported a Xen stack corruption in the Linux
kernel. An unprivileged user in a 32bit PVOPS guest can cause the
guest kernel to crash, or operate erroneously. (CVE-2013-0190).
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.
Update the affected packages.
Risk factor :
Medium / CVSS Base Score : 4.9
CVSS Temporal Score : 3.6
Public Exploit Available : false
Family: Ubuntu Local Security Checks
Nessus Plugin ID: 64618 ()
Bugtraq ID: 56238567105673457433
CVE ID: CVE-2012-2669CVE-2012-4508CVE-2012-5532CVE-2013-0190
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