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Sicherheit: Mehrere Probleme in xen
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in xen
ID: SUSE-SU-2019:0003-1
Distribution: SUSE
Plattformen: SUSE Linux Enterprise Desktop 12-SP4, SUSE Linux Enterprise Server 12-SP4, SUSE Linux Enterprise Software Development Kit 12-SP4
Datum: Mi, 2. Januar 2019, 23:09
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19962
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-17963
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19967
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19963
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18883
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18849
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19964
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19965
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19665
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19961
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19966
Applikationen: Xen

Originalnachricht

   SUSE Security Update: Security update for xen
______________________________________________________________________________

Announcement ID: SUSE-SU-2019:0003-1
Rating: important
References: #1027519 #1108940 #1111014 #1114405 #1114423
#1114988 #1115040 #1115043 #1115044 #1115045
#1115047 #1117756
Cross-References: CVE-2018-17963 CVE-2018-18849 CVE-2018-18883
CVE-2018-19665 CVE-2018-19961 CVE-2018-19962
CVE-2018-19963 CVE-2018-19964 CVE-2018-19965
CVE-2018-19966 CVE-2018-19967
Affected Products:
SUSE Linux Enterprise Software Development Kit 12-SP4
SUSE Linux Enterprise Server 12-SP4
SUSE Linux Enterprise Desktop 12-SP4
______________________________________________________________________________

An update that solves 11 vulnerabilities and has one errata
is now available.

Description:

This update for xen fixes the following issues:

- Update to Xen 4.11.1 bug fix release (bsc#1027519)

- CVE-2018-17963: Fixed an integer overflow issue in the QEMU emulator,
which could occur when a packet with large packet size is processed. A
user inside a guest could have used this flaw to crash the qemu process
resulting in a Denial of Service (DoS). (bsc#1111014)
- CVE-2018-18849: Fixed an out of bounds memory access in the LSI53C895A
SCSI host bus adapter emulation, which allowed a user and/or process to
crash the qemu process resulting in a Denial of Service (DoS).
(bsc#1114423)
- CVE-2018-18883: Fixed an issue related to inproper restriction of nested
VT-x, which allowed a guest to cause Xen to crash, resulting in a Denial
of Service (DoS). (XSA-278) (bsc#1114405)
- CVE-2018-19961, CVE-2018-19962: Fixed an issue related to insufficient
TLB flushing with AMD IOMMUs, which potentially allowed a guest to
escalate its privileges, may cause a Denial of Service (DoS) affecting
the entire host, or may be able to access data it is not supposed to
access. (XSA-275) (bsc#1115040)
- CVE-2018-19963: Fixed the allocation of pages used to communicate with
external emulators, which may have cuased Xen to crash, resulting in a
Denial
of Service (DoS). (XSA-276) (bsc#1115043)
- CVE-2018-19965: Fixed an issue related to the INVPCID instruction in
case non-canonical addresses are accessed, which may allow a guest to
cause Xen to crash, resulting in a Denial of Service (DoS) affecting the
entire host. (XSA-279) (bsc#1115045)
- CVE-2018-19966: Fixed an issue related to a previous fix for XSA-240,
which conflicted with shadow paging and allowed a guest to cause Xen to
crash, resulting in a Denial of Service (DoS) (XSA-280) (bsc#1115047)
- CVE-2018-19967: Fixed HLE constructs that allowed guests to lock up the
host, resulting in a Denial of Service (DoS). (XSA-282) (bsc#1114988)
- CVE-2018-19964: Fixed the incorrect error handling of p2m page removals,
which allowed a guest to cause a deadlock, resulting in a Denial of
Service (DoS) affecting the entire host. (XSA-277) (bsc#1115044)
- CVE-2018-19665: Fixed an integer overflow resulting in memory corruption
in various Bluetooth functions, allowing this to crash qemu process
resulting in Denial of Service (DoS). (bsc#1117756).

Other bugs fixed:

- Fixed an issue related to a domU hang on SLE12-SP3 HV (bsc#1108940)


Patch Instructions:

To install this SUSE 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:

- SUSE Linux Enterprise Software Development Kit 12-SP4:

zypper in -t patch SUSE-SLE-SDK-12-SP4-2019-3=1

- SUSE Linux Enterprise Server 12-SP4:

zypper in -t patch SUSE-SLE-SERVER-12-SP4-2019-3=1

- SUSE Linux Enterprise Desktop 12-SP4:

zypper in -t patch SUSE-SLE-DESKTOP-12-SP4-2019-3=1



Package List:

- SUSE Linux Enterprise Software Development Kit 12-SP4 (aarch64 x86_64):

xen-debugsource-4.11.1_02-2.3.1
xen-devel-4.11.1_02-2.3.1

- SUSE Linux Enterprise Server 12-SP4 (x86_64):

xen-4.11.1_02-2.3.1
xen-debugsource-4.11.1_02-2.3.1
xen-doc-html-4.11.1_02-2.3.1
xen-libs-32bit-4.11.1_02-2.3.1
xen-libs-4.11.1_02-2.3.1
xen-libs-debuginfo-32bit-4.11.1_02-2.3.1
xen-libs-debuginfo-4.11.1_02-2.3.1
xen-tools-4.11.1_02-2.3.1
xen-tools-debuginfo-4.11.1_02-2.3.1
xen-tools-domU-4.11.1_02-2.3.1
xen-tools-domU-debuginfo-4.11.1_02-2.3.1

- SUSE Linux Enterprise Desktop 12-SP4 (x86_64):

xen-4.11.1_02-2.3.1
xen-debugsource-4.11.1_02-2.3.1
xen-libs-32bit-4.11.1_02-2.3.1
xen-libs-4.11.1_02-2.3.1
xen-libs-debuginfo-32bit-4.11.1_02-2.3.1
xen-libs-debuginfo-4.11.1_02-2.3.1


References:

https://www.suse.com/security/cve/CVE-2018-17963.html
https://www.suse.com/security/cve/CVE-2018-18849.html
https://www.suse.com/security/cve/CVE-2018-18883.html
https://www.suse.com/security/cve/CVE-2018-19665.html
https://www.suse.com/security/cve/CVE-2018-19961.html
https://www.suse.com/security/cve/CVE-2018-19962.html
https://www.suse.com/security/cve/CVE-2018-19963.html
https://www.suse.com/security/cve/CVE-2018-19964.html
https://www.suse.com/security/cve/CVE-2018-19965.html
https://www.suse.com/security/cve/CVE-2018-19966.html
https://www.suse.com/security/cve/CVE-2018-19967.html
https://bugzilla.suse.com/1027519
https://bugzilla.suse.com/1108940
https://bugzilla.suse.com/1111014
https://bugzilla.suse.com/1114405
https://bugzilla.suse.com/1114423
https://bugzilla.suse.com/1114988
https://bugzilla.suse.com/1115040
https://bugzilla.suse.com/1115043
https://bugzilla.suse.com/1115044
https://bugzilla.suse.com/1115045
https://bugzilla.suse.com/1115047
https://bugzilla.suse.com/1117756

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