drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Zwei Probleme in Xen
Name: |
Zwei Probleme in Xen |
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ID: |
SUSE-SU-2017:0983-1 |
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Distribution: |
SUSE |
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Plattformen: |
SUSE Linux Enterprise Desktop 12-SP2, SUSE Linux Enterprise Software Development Kit 12-SP2, SUSE Linux Enterprise Server 12-SP2 |
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Datum: |
Di, 11. April 2017, 23:29 |
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Referenzen: |
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7228
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-6505 |
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Applikationen: |
Xen |
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Originalnachricht |
SUSE Security Update: Security update for xen ______________________________________________________________________________
Announcement ID: SUSE-SU-2017:0983-1 Rating: important References: #1014136 #1015348 #1022555 #1026236 #1027519 #1028235 #1029128 #1029827 #1030144 #1030442 Cross-References: CVE-2017-6505 CVE-2017-7228 Affected Products: SUSE Linux Enterprise Software Development Kit 12-SP2 SUSE Linux Enterprise Server 12-SP2 SUSE Linux Enterprise Desktop 12-SP2 ______________________________________________________________________________
An update that solves two vulnerabilities and has 8 fixes is now available.
Description:
This update for xen to version 4.7.2 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-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).
These non-security issues were fixed:
- bsc#1015348: libvirtd didn't not start during boot - bsc#1014136: kdump couldn't dump a kernel on SLES12-SP2 with Xen hypervisor. - bsc#1026236: Fixed paravirtualized performance - bsc#1022555: Timeout in "execution of /etc/xen/scripts/block add" - bsc#1029827: Forward port xenstored - bsc#1029128: Make xen to really produce xen.efi with gcc48
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-SP2-2017-572=1
- SUSE Linux Enterprise Server 12-SP2:
zypper in -t patch SUSE-SLE-SERVER-12-SP2-2017-572=1
- SUSE Linux Enterprise Desktop 12-SP2:
zypper in -t patch SUSE-SLE-DESKTOP-12-SP2-2017-572=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-4.7.2_02-36.1 xen-devel-4.7.2_02-36.1
- SUSE Linux Enterprise Server 12-SP2 (x86_64):
xen-4.7.2_02-36.1 xen-debugsource-4.7.2_02-36.1 xen-doc-html-4.7.2_02-36.1 xen-libs-32bit-4.7.2_02-36.1 xen-libs-4.7.2_02-36.1 xen-libs-debuginfo-32bit-4.7.2_02-36.1 xen-libs-debuginfo-4.7.2_02-36.1 xen-tools-4.7.2_02-36.1 xen-tools-debuginfo-4.7.2_02-36.1 xen-tools-domU-4.7.2_02-36.1 xen-tools-domU-debuginfo-4.7.2_02-36.1
- SUSE Linux Enterprise Desktop 12-SP2 (x86_64):
xen-4.7.2_02-36.1 xen-debugsource-4.7.2_02-36.1 xen-libs-32bit-4.7.2_02-36.1 xen-libs-4.7.2_02-36.1 xen-libs-debuginfo-32bit-4.7.2_02-36.1 xen-libs-debuginfo-4.7.2_02-36.1
References:
https://www.suse.com/security/cve/CVE-2017-6505.html https://www.suse.com/security/cve/CVE-2017-7228.html https://bugzilla.suse.com/1014136 https://bugzilla.suse.com/1015348 https://bugzilla.suse.com/1022555 https://bugzilla.suse.com/1026236 https://bugzilla.suse.com/1027519 https://bugzilla.suse.com/1028235 https://bugzilla.suse.com/1029128 https://bugzilla.suse.com/1029827 https://bugzilla.suse.com/1030144 https://bugzilla.suse.com/1030442
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