[security-announce] SUSE-SU-2016:3208-1: important: Security update for xen

[news 28]

SUSE Security Update: Security update for xen

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Announcement ID: SUSE-SU-2016:3208-1

Rating: important

References: #1012651 #1014298 #1014300 #1016340

Cross-References: CVE-2016-10013 CVE-2016-10024 CVE-2016-10025

CVE-2016-9932

Affected Products:

SUSE Linux Enterprise Software Development Kit 12-SP2

SUSE Linux Enterprise Server 12-SP2

SUSE Linux Enterprise Desktop 12-SP2

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An update that fixes four vulnerabilities is now available.

 

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)

 

 

Patch Instructions:

 

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".

 

 

Package List:

 

- SUSE Linux Enterprise Software Development Kit 12-SP2 (aarch64 x86_64):

 

xen-debugsource-4.7.1_04-28.1

xen-devel-4.7.1_04-28.1

 

- SUSE Linux Enterprise Server 12-SP2 (x86_64):

 

xen-4.7.1_04-28.1

xen-debugsource-4.7.1_04-28.1

xen-doc-html-4.7.1_04-28.1

xen-libs-32bit-4.7.1_04-28.1

xen-libs-4.7.1_04-28.1

xen-libs-debuginfo-32bit-4.7.1_04-28.1

xen-libs-debuginfo-4.7.1_04-28.1

xen-tools-4.7.1_04-28.1

xen-tools-debuginfo-4.7.1_04-28.1

xen-tools-domU-4.7.1_04-28.1

xen-tools-domU-debuginfo-4.7.1_04-28.1

 

- SUSE Linux Enterprise Desktop 12-SP2 (x86_64):

 

xen-4.7.1_04-28.1

xen-debugsource-4.7.1_04-28.1

xen-libs-32bit-4.7.1_04-28.1

xen-libs-4.7.1_04-28.1

xen-libs-debuginfo-32bit-4.7.1_04-28.1

xen-libs-debuginfo-4.7.1_04-28.1

 

 

References:

 

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

https://bugzilla.suse.com/1012651

https://bugzilla.suse.com/1014298

https://bugzilla.suse.com/1014300

https://bugzilla.suse.com/1016340

 

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