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openSUSE Leap 42.1: 2017:0007-1 Important Xen Security Update

opensuse
Calendar Grey January 2, 2017
Dist Opensuse Esm H88
A significant announcement about openSUSE has surfaced, addressing 24 security issues in the Xen hypervisor, along with detailed implementation guidelines
An update that fixes 24 vulnerabilities is now available.

Description

This updates xen to version 4.5.5 to fix the following issues:

- An unprivileged user in a guest could gain guest could escalate

privilege to that of the guest kernel, if it had could invoke the

instruction emulator. Only 64-bit x86 HVM guest were affected. Linux

guest have not been vulnerable. (boo#1016340, CVE-2016-10013)

- An unprivileged user in a 64 bit x86 guest could gain information from

the host, crash the host or gain privilege of the host (boo#1009107,

CVE-2016-9383)

- An unprivileged guest process could (unintentionally or maliciously)

obtain

or ocorrupt sensitive information of other programs in the same guest.

Only x86 HVM guests have been affected. The attacker needs to be able

to trigger the Xen instruction emulator. (boo#1000106, CVE-2016-7777)

- A guest on x86 systems could read small parts of hypervisor stack data

(boo#1012651, CVE-2016-9932)

- A malicious guest kernel could hang or crash the...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory software update privilege escalation DoS important openSUSE Xen

Patch

Patch Instructions:

To install this openSUSE Security Update use YaST online_update.

Alternatively you can run the command listed for your product:

- openSUSE Leap 42.1:

zypper in -t patch openSUSE-2017-4=1

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

Package List

- openSUSE Leap 42.1 (i586 x86_64):

xen-debugsource-4.5.5_06-18.1

xen-devel-4.5.5_06-18.1

xen-libs-4.5.5_06-18.1

xen-libs-debuginfo-4.5.5_06-18.1

xen-tools-domU-4.5.5_06-18.1

xen-tools-domU-debuginfo-4.5.5_06-18.1

- openSUSE Leap 42.1 (x86_64):

xen-4.5.5_06-18.1

xen-doc-html-4.5.5_06-18.1

xen-kmp-default-4.5.5_06_k4.1.36_41-18.1

xen-kmp-default-debuginfo-4.5.5_06_k4.1.36_41-18.1

xen-libs-32bit-4.5.5_06-18.1

xen-libs-debuginfo-32bit-4.5.5_06-18.1

xen-tools-4.5.5_06-18.1

xen-tools-debuginfo-4.5.5_06-18.1

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-2016-7777.html

https://www.suse.com/security/cve/CVE-2016-7908.html

https://www.suse.com/security/cve/CVE-2016-7909.html

https://www.suse.com/security/cve/CVE-2016-7995.html

https://www.suse.com/security/cve/CVE-2016-8576.html

https://www.suse.com/security/cve/CVE-2016-8667.html

https://www.suse.com/security/cve/CVE-2016-8669.html

https://www.suse.com/security/cve/CVE-2016-8909.html

https://www.suse.com/security/cve/CVE-2016-8910.html

https://www.suse.com/security/cve/CVE-2016-9101.html

https://www.suse.com/security/cve/CVE-2016-9377.html

https://www.suse.com/security/cve/CVE-2016-9378.html

https://www.suse.com/security/cve/CVE-2016-9379.html

https://www.suse.com/security/cve/CVE-2016-9380.html

https://www.suse.com/security/cve/CVE-2016-9381.html

https://www.suse.com/security/cve/CVE-2016-9382.html

https://www.suse.com/security/cve/CVE-2016-9383.html

https://ww...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2017:0007-1
Rating: important
Affected Products: openSUSE Leap 42.1

Topics%20covered

Topics Covered

security advisory software update privilege escalation DoS important openSUSE Xen

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