openSUSE Security Update : xen (openSUSE-2018-547) (Spectre)
high Nessus Plugin ID 110309
Language:
New! Plugin Severity Now Using CVSS v3
The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
Synopsis
The remote openSUSE host is missing a security update.Description
This update for xen fixes the following issues :Security issues fixed :
- CVE-2018-3639: Spectre V4 – Speculative Store Bypass aka 'Memory Disambiguation' (bsc#1092631)
This feature can be controlled by the 'ssbd=on/off' commandline flag for the XEN hypervisor.
- CVE-2018-10982: x86 vHPET interrupt injection errors (XSA-261 bsc#1090822)
- CVE-2018-10981: qemu may drive Xen into unbounded loop (XSA-262 bsc#1090823)
Other bugfixes :
- Upstream patches from Jan (bsc#1027519)
- additional fixes related to Page Table Isolation (XPTI).
(bsc#1074562 XSA-254)
- qemu-system-i386 cannot handle more than 4 HW NICs (bsc#1090296)
This update was imported from the SUSE:SLE-12-SP3:Update update project.
Solution
Update the affected xen packages.See Also
https://bugzilla.opensuse.org/show_bug.cgi?id=1027519
https://bugzilla.opensuse.org/show_bug.cgi?id=1074562
https://bugzilla.opensuse.org/show_bug.cgi?id=1090296
https://bugzilla.opensuse.org/show_bug.cgi?id=1090822
Plugin Details
Severity: High
ID: 110309
File Name: openSUSE-2018-547.nasl
Version: 1.6
Type: local
Agent: unix
Family: SuSE Local Security Checks
Published: 6/4/2018
Updated: 1/19/2021
Dependencies: ssh_get_info.nasl
Risk Information
VPR
Risk Factor: High
Score: 7.2
CVSS v2
Risk Factor: High
Base Score: 7.2
Temporal Score: 5.6
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
Temporal Vector: E:POC/RL:OF/RC:C
CVSS v3
Risk Factor: High
Base Score: 8.8
Temporal Score: 7.9
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Temporal Vector: E:P/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:novell:opensuse:xen, p-cpe:/a:novell:opensuse:xen-debugsource, p-cpe:/a:novell:opensuse:xen-devel, p-cpe:/a:novell:opensuse:xen-doc-html, p-cpe:/a:novell:opensuse:xen-libs, p-cpe:/a:novell:opensuse:xen-libs-debuginfo, p-cpe:/a:novell:opensuse:xen-tools, p-cpe:/a:novell:opensuse:xen-tools-debuginfo, p-cpe:/a:novell:opensuse:xen-tools-domU, p-cpe:/a:novell:opensuse:xen-tools-domU-debuginfo, cpe:/o:novell:opensuse:42.3
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: 6/1/2018