SuSE 11.3 Security Update : Xen (SAT Patch Number 10018)

high Nessus Plugin ID 80254

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Synopsis

The remote SuSE 11 host is missing one or more security updates.

Description

Xen has been updated to version 4.2.5 with additional patches to fix six security issues :

- Guest effectable page reference leak in MMU_MACHPHYS_UPDATE handling. (CVE-2014-9030)

- Insufficient bounding of 'REP MOVS' to MMIO emulated inside the hypervisor. (CVE-2014-8867)

- Excessive checking in compatibility mode hypercall argument translation. (CVE-2014-8866)

- Guest user mode triggerable VM exits not handled by hypervisor. (bnc#903850)

- Missing privilege level checks in x86 emulation of far branches. (CVE-2014-8595)

- Insufficient restrictions on certain MMU update hypercalls (CVE-2014-8594). These non-security issues have been fixed :

- Xen save/restore of HVM guests cuts off disk and networking. (bnc#866902)

- Windows 2012 R2 fails to boot up with greater than 60 vcpus. (bnc#882089)

- Increase limit domUloader to 32MB. (bnc#901317)

- Adjust xentop column layout. (bnc#896023)

Solution

Apply SAT patch number 10018.

Plugin Details

Severity: High

ID: 80254

File Name: suse_11_xen-11sp3-2014-11-26-141127.nasl

Version: 1.3

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 12/26/2014

Updated: 1/19/2021

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.0

CVSS v2

Risk Factor: High

Base Score: 7.1

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:11:xen, p-cpe:/a:novell:suse_linux:11:xen-tools-domu, p-cpe:/a:novell:suse_linux:11:xen-libs, p-cpe:/a:novell:suse_linux:11:xen-tools, cpe:/o:novell:suse_linux:11, p-cpe:/a:novell:suse_linux:11:xen-libs-32bit, p-cpe:/a:novell:suse_linux:11:xen-doc-html, p-cpe:/a:novell:suse_linux:11:xen-doc-pdf, p-cpe:/a:novell:suse_linux:11:xen-kmp-default

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

Patch Publication Date: 11/27/2014

Reference Information

CVE: CVE-2014-8594, CVE-2014-8595, CVE-2014-8866, CVE-2014-8867, CVE-2014-9030

Detections

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