SUSE SLES11 Security Update : xen (SUSE-SU-2018:2482-1) (Foreshadow)

Medium Nessus Plugin ID 112082

Synopsis

The remote SUSE host is missing one or more security updates.

Description

This update for xen fixes the following issues: This security issue was fixed :

- CVE-2018-3646: Systems with microprocessors utilizing speculative execution and address translations may have allowed unauthorized disclosure of information residing in the L1 data cache to an attacker with local user access with guest OS privilege via a terminal page fault and a side-channel analysis (bsc#1091107, bsc#1027519).

The update package also includes non-security fixes. See advisory for details.

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

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 11-SP4:zypper in -t patch sdksp4-xen-13749=1

SUSE Linux Enterprise Server 11-SP4:zypper in -t patch slessp4-xen-13749=1

SUSE Linux Enterprise Debuginfo 11-SP4:zypper in -t patch dbgsp4-xen-13749=1

See Also

https://bugzilla.suse.com/1027519

https://bugzilla.suse.com/1091107

https://bugzilla.suse.com/1092631

https://bugzilla.suse.com/1101684

https://bugzilla.suse.com/1102116

https://www.suse.com/security/cve/CVE-2018-3646.html

http://www.nessus.org/u?5e59ecb7

Plugin Details

Severity: Medium

ID: 112082

File Name: suse_SU-2018-2482-1.nasl

Version: 1.2

Type: local

Agent: unix

Published: 2018/08/23

Modified: 2018/09/05

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSSv2

Base Score: 4.7

Vector: CVSS2#AV:L/AC:M/Au:N/C:C/I:N/A:N

CVSSv3

Base Score: 5.6

Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:xen, p-cpe:/a:novell:suse_linux:xen-doc-html, p-cpe:/a:novell:suse_linux:xen-kmp-default, p-cpe:/a:novell:suse_linux:xen-kmp-pae, p-cpe:/a:novell:suse_linux:xen-libs, p-cpe:/a:novell:suse_linux:xen-tools, p-cpe:/a:novell:suse_linux:xen-tools-domU, cpe:/o:novell:suse_linux:11

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Patch Publication Date: 2018/08/22

Reference Information

CVE: CVE-2018-3646