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Test ID:1.3.6.1.4.1.25623.1.0.852177
Category:SuSE Local Security Checks
Title:SuSE Update for xen openSUSE-SU-2018:4111-1 (xen)
Summary:The remote host is missing an update for the 'xen'; package(s) announced via the openSUSE-SU-2018:4111_1 advisory.
Description:Summary:
The remote host is missing an update for the 'xen'
package(s) announced via the openSUSE-SU-2018:4111_1 advisory.

Vulnerability Insight:
This update for xen fixes the following issues:

Security issues fixed:

- CVE-2018-18849: Fixed an out of bounds memory access issue was found in
the LSI53C895A SCSI Host Bus Adapter emulation while writing a message
in lsi_do_msgin (bsc#1114423).

- CVE-2018-18883: Fixed a NULL pointer dereference that could have been
triggered by nested VT-x that where not properly restricted
(XSA-278)(bsc#1114405).

- CVE-2018-19965: Fixed denial of service issue from attempting to use
INVPCID with a non-canonical addresses (XSA-279)(bsc#1115045).

- CVE-2018-19966: Fixed issue introduced by XSA-240 that could have caused
conflicts with shadow paging (XSA-280)(bsc#1115047).

- CVE-2018-19961 CVE-2018-19962: Fixed insufficient TLB flushing /
improper large page mappings with AMD IOMMUs (XSA-275)(bsc#1115040).

Non-security issues fixed:

- Added upstream bug fixes (bsc#1027519).

This update was imported from the SUSE:SLE-12-SP3:Update update project.


Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended
installation methods
like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product:

- openSUSE Leap 42.3:

zypper in -t patch openSUSE-2018-1530=1

Affected Software/OS:
xen on openSUSE Leap 42.3.

Solution:
Please install the updated package(s).

CVSS Score:
5.0

CVSS Vector:
AV:N/AC:L/Au:N/C:P/I:N/A:N

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2018-18849
Common Vulnerability Exposure (CVE) ID: CVE-2018-18883
Common Vulnerability Exposure (CVE) ID: CVE-2018-19961
Common Vulnerability Exposure (CVE) ID: CVE-2018-19962
Common Vulnerability Exposure (CVE) ID: CVE-2018-19965
Common Vulnerability Exposure (CVE) ID: CVE-2018-19966
CopyrightCopyright (C) 2018 Greenbone Networks GmbH

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