SUSE SLED12 / SLES12 Security Update : xen (SUSE-SU-2016:3208-1)

This script is Copyright (C) 2016-2017 Tenable Network Security, Inc.


Synopsis :

The remote SUSE host is missing one or more security updates.

Description :

This update for xen fixes the following issues :

- A Mishandling of SYSCALL singlestep during emulation
which could have lead to privilege escalation. (XSA-204,
bsc#1016340, CVE-2016-10013)

- CMPXCHG8B emulation failed to ignore operand size
override which could have lead to information
disclosure. (XSA-200, bsc#1012651, CVE-2016-9932)

- PV guests may have been able to mask interrupts causing
a Denial of Service. (XSA-202, bsc#1014298,
CVE-2016-10024)

- A missing NULL pointer check in VMFUNC emulation could
lead to a hypervisor crash leading to a Denial of
Servce. (XSA-203, bsc#1014300, CVE-2016-10025)

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

See also :

https://bugzilla.suse.com/1012651
https://bugzilla.suse.com/1014298
https://bugzilla.suse.com/1014300
https://bugzilla.suse.com/1016340
https://www.suse.com/security/cve/CVE-2016-10013.html
https://www.suse.com/security/cve/CVE-2016-10024.html
https://www.suse.com/security/cve/CVE-2016-10025.html
https://www.suse.com/security/cve/CVE-2016-9932.html
http://www.nessus.org/u?071aa60b

Solution :

To install this SUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Software Development Kit 12-SP2:zypper in -t
patch SUSE-SLE-SDK-12-SP2-2016-1866=1

SUSE Linux Enterprise Server 12-SP2:zypper in -t patch
SUSE-SLE-SERVER-12-SP2-2016-1866=1

SUSE Linux Enterprise Desktop 12-SP2:zypper in -t patch
SUSE-SLE-DESKTOP-12-SP2-2016-1866=1

To bring your system up-to-date, use 'zypper patch'.

Risk factor :

Medium / CVSS Base Score : 4.9
(CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C)
CVSS Temporal Score : 4.0
(CVSS2#E:F/RL:OF/RC:ND)
Public Exploit Available : true

Family: SuSE Local Security Checks

Nessus Plugin ID: 96076 ()

Bugtraq ID:

CVE ID: CVE-2016-10013
CVE-2016-10024
CVE-2016-10025
CVE-2016-9932

Ready to Amp Up Your Nessus Experience?

Get Nessus Professional to scan unlimited IPs, run compliance checks & more

Buy Nessus Professional Now