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Test ID:1.3.6.1.4.1.25623.1.1.4.2017.1081.1
Category:SuSE Local Security Checks
Title:SUSE: Security Advisory (SUSE-SU-2017:1081-1)
Summary:The remote host is missing an update for the 'xen' package(s) announced via the SUSE-SU-2017:1081-1 advisory.
Description:Summary:
The remote host is missing an update for the 'xen' package(s) announced via the SUSE-SU-2017:1081-1 advisory.

Vulnerability Insight:
This update for xen fixes the following issues:
These security issues were fixed:
- CVE-2017-7228: Broken check in memory_exchange() permited PV guest
breakout (bsc#1030442).
- XSA-206: Unprivileged guests issuing writes to xenstore were able to
stall progress of the control domain or driver domain, possibly leading
to a Denial of Service (DoS) of the entire host (bsc#1030144).
- CVE-2016-9603: A privileged user within the guest VM can cause a heap
overflow in the device model process, potentially escalating their
privileges to that of the device model process (bsc#1028655).
- CVE-2017-6414: Memory leak in the vcard_apdu_new function in card_7816.c
in libcacard allowed local guest OS users to cause a denial of service
(host memory consumption) via vectors related to allocating a new APDU
object (bsc#1027570).
- CVE-2017-6505: The ohci_service_ed_list function in hw/usb/hcd-ohci.c
allowed local guest OS users to cause a denial of service (infinite
loop) via vectors involving the number of link endpoint list descriptors
(bsc#1028235).
- CVE-2017-2633: The VNC display driver support was vulnerable to an
out-of-bounds memory access issue. A user/process inside guest could use
this flaw to cause DoS (bsc#1026636).
These non-security issues were fixed:
- bsc#1022555: Timeout in 'execution of /etc/xen/scripts/block add'
- bsc#1029827: Forward port xenstored

Affected Software/OS:
'xen' package(s) on SUSE Linux Enterprise Software Development Kit 11-SP4, SUSE Linux Enterprise Server 11-SP4, SUSE Linux Enterprise Debuginfo 11-SP4

Solution:
Please install the updated package(s).

CVSS Score:
9.0

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

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2016-9603
BugTraq ID: 96893
http://www.securityfocus.com/bid/96893
https://security.gentoo.org/glsa/201706-03
https://lists.debian.org/debian-lts-announce/2018/02/msg00005.html
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
RedHat Security Advisories: RHSA-2017:0980
https://access.redhat.com/errata/RHSA-2017:0980
RedHat Security Advisories: RHSA-2017:0981
https://access.redhat.com/errata/RHSA-2017:0981
RedHat Security Advisories: RHSA-2017:0982
https://access.redhat.com/errata/RHSA-2017:0982
RedHat Security Advisories: RHSA-2017:0983
https://access.redhat.com/errata/RHSA-2017:0983
RedHat Security Advisories: RHSA-2017:0984
https://access.redhat.com/errata/RHSA-2017:0984
RedHat Security Advisories: RHSA-2017:0985
https://access.redhat.com/errata/RHSA-2017:0985
RedHat Security Advisories: RHSA-2017:0987
https://access.redhat.com/errata/RHSA-2017:0987
RedHat Security Advisories: RHSA-2017:0988
https://access.redhat.com/errata/RHSA-2017:0988
RedHat Security Advisories: RHSA-2017:1205
https://access.redhat.com/errata/RHSA-2017:1205
RedHat Security Advisories: RHSA-2017:1206
https://access.redhat.com/errata/RHSA-2017:1206
RedHat Security Advisories: RHSA-2017:1441
https://access.redhat.com/errata/RHSA-2017:1441
http://www.securitytracker.com/id/1038023
Common Vulnerability Exposure (CVE) ID: CVE-2017-2633
BugTraq ID: 96417
http://www.securityfocus.com/bid/96417
http://www.openwall.com/lists/oss-security/2017/02/23/1
RedHat Security Advisories: RHSA-2017:1856
https://access.redhat.com/errata/RHSA-2017:1856
Common Vulnerability Exposure (CVE) ID: CVE-2017-6414
BugTraq ID: 96541
http://www.securityfocus.com/bid/96541
http://www.openwall.com/lists/oss-security/2017/03/01/11
RedHat Security Advisories: RHSA-2017:2408
https://access.redhat.com/errata/RHSA-2017:2408
Common Vulnerability Exposure (CVE) ID: CVE-2017-6505
BugTraq ID: 96611
http://www.securityfocus.com/bid/96611
https://security.gentoo.org/glsa/201704-01
http://www.openwall.com/lists/oss-security/2017/03/06/6
Common Vulnerability Exposure (CVE) ID: CVE-2017-7228
BugTraq ID: 97375
http://www.securityfocus.com/bid/97375
Debian Security Information: DSA-3847 (Google Search)
http://www.debian.org/security/2017/dsa-3847
https://www.exploit-db.com/exploits/41870/
https://googleprojectzero.blogspot.com/2017/04/pandavirtualization-exploiting-xen.html
http://www.securitytracker.com/id/1038223
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