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openSUSE Security Update : xen (openSUSE-2017-492)
high Nessus Plugin ID 99559
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Synopsis
The remote openSUSE host is missing a security update.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
This update was imported from the SUSE:SLE-12-SP2:Update update project.
Solution
Update the affected xen packages.See Also
https://bugzilla.opensuse.org/show_bug.cgi?id=1014136
https://bugzilla.opensuse.org/show_bug.cgi?id=1015348
https://bugzilla.opensuse.org/show_bug.cgi?id=1022555
https://bugzilla.opensuse.org/show_bug.cgi?id=1026236
https://bugzilla.opensuse.org/show_bug.cgi?id=1027519
https://bugzilla.opensuse.org/show_bug.cgi?id=1028235
https://bugzilla.opensuse.org/show_bug.cgi?id=1029128
https://bugzilla.opensuse.org/show_bug.cgi?id=1029827
Plugin Details
Severity: High
ID: 99559
File Name: openSUSE-2017-492.nasl
Version: 3.5
Type: local
Agent: unix
Family: SuSE Local Security Checks
Published: 4/21/2017
Updated: 1/19/2021
Supported Sensors: Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: High
Score: 7.3
CVSS v2
Risk Factor: High
Base Score: 7.2
Temporal Score: 5.6
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS v3
Risk Factor: High
Base Score: 8.2
Temporal Score: 7.4
Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:novell:opensuse:xen-libs-debuginfo-32bit, p-cpe:/a:novell:opensuse:xen-debugsource, p-cpe:/a:novell:opensuse:xen-libs-32bit, p-cpe:/a:novell:opensuse:xen-devel, p-cpe:/a:novell:opensuse:xen-doc-html, cpe:/o:novell:opensuse:42.2, p-cpe:/a:novell:opensuse:xen-libs-debuginfo, p-cpe:/a:novell:opensuse:xen-tools-domu-debuginfo, p-cpe:/a:novell:opensuse:xen, p-cpe:/a:novell:opensuse:xen-libs, p-cpe:/a:novell:opensuse:xen-tools, p-cpe:/a:novell:opensuse:xen-tools-debuginfo, p-cpe:/a:novell:opensuse:xen-tools-domu
Required KB Items: Host/local_checks_enabled, Host/SuSE/release, Host/SuSE/rpm-list, Host/cpu
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 4/20/2017
Reference Information
CVE: CVE-2017-6505, CVE-2017-7228