SUSE SLES11 Security Update : Xen (SUSE-SU-2015:1156-1)

High Nessus Plugin ID 84468

Synopsis

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

Description

Xen was updated to fix six security issues :

CVE-2015-4103: Potential unintended writes to host MSI message data field via qemu. (XSA-128, bsc#931625)

CVE-2015-4104: PCI MSI mask bits inadvertently exposed to guests.
(XSA-129, bsc#931626)

CVE-2015-4105: Guest triggerable qemu MSI-X pass-through error messages. (XSA-130, bsc#931627)

CVE-2015-4106: Unmediated PCI register access in qemu. (XSA-131, bsc#931628)

CVE-2015-3209: heap overflow in qemu pcnet controller allowing guest to host escape. (XSA-135, bsc#932770)

CVE-2015-4164: DoS through iret hypercall handler. (XSA-136, bsc#932996)

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.

Solution

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

SUSE Linux Enterprise Server 11 SP1 LTSS :

zypper in -t patch slessp1-xen-201506=10726

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

See Also

https://bugzilla.suse.com/show_bug.cgi?id=931625

https://bugzilla.suse.com/show_bug.cgi?id=931626

https://bugzilla.suse.com/show_bug.cgi?id=931627

https://bugzilla.suse.com/show_bug.cgi?id=931628

https://bugzilla.suse.com/show_bug.cgi?id=932770

https://bugzilla.suse.com/show_bug.cgi?id=932996

http://www.nessus.org/u?cbd169d9

https://www.suse.com/security/cve/CVE-2015-3209/

https://www.suse.com/security/cve/CVE-2015-4103/

https://www.suse.com/security/cve/CVE-2015-4104/

https://www.suse.com/security/cve/CVE-2015-4105/

https://www.suse.com/security/cve/CVE-2015-4106/

https://www.suse.com/security/cve/CVE-2015-4164/

http://www.nessus.org/u?baa6b0ae

Plugin Details

Severity: High

ID: 84468

File Name: suse_SU-2015-1156-1.nasl

Version: 1.8

Type: local

Agent: unix

Published: 2015/06/30

Updated: 2019/09/11

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.8

Temporal Score: 5.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:xen, p-cpe:/a:novell:suse_linux:xen-doc-html, p-cpe:/a:novell:suse_linux:xen-doc-pdf, p-cpe:/a:novell:suse_linux:xen-kmp-default, p-cpe:/a:novell:suse_linux:xen-kmp-pae, p-cpe:/a:novell:suse_linux:xen-kmp-trace, p-cpe:/a:novell:suse_linux:xen-libs, p-cpe:/a:novell:suse_linux:xen-tools, p-cpe:/a:novell:suse_linux:xen-tools-domU, cpe:/o:novell:suse_linux:11

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2015/06/29

Vulnerability Publication Date: 2015/06/03

Reference Information

CVE: CVE-2015-3209, CVE-2015-4103, CVE-2015-4104, CVE-2015-4105, CVE-2015-4106, CVE-2015-4164

BID: 74947, 74948, 74949, 74950, 75123, 75149