SUSE SLES11 Security Update : xen (SUSE-SU-2015:2306-1)

high Nessus Plugin ID 87528

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Synopsis

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

Description

This update fixes the following security issues :

- bsc#956832 - CVE-2015-8345: xen: qemu: net: eepro100:
infinite loop in processing command block list

- bsc#956408 - CVE-2015-8339, CVE-2015-8340: xen:
XENMEM_exchange error handling issues (XSA-159) xsa159.patch

- bsc#956411 - CVE-2015-7504: xen: heap buffer overflow vulnerability in pcnet emulator (XSA-162)

- bsc#954405 - CVE-2015-8104: Xen: guest to host DoS by triggering an infinite loop in microcode via #DB exception

- bsc#953527 - CVE-2015-5307: kernel: kvm/xen: x86: avoid guest->host DOS by intercepting #AC (XSA-156)

- bsc#950704 - CVE-2015-7970: xen: x86: Long latency populate-on-demand operation is not preemptible (XSA-150)

- bsc#951845 - CVE-2015-7972: xen: x86: populate-on-demand balloon size inaccuracy can crash guests (XSA-153)

- bsc#950703 - CVE-2015-7969: xen: leak of main per-domain vcpu pointer array (DoS) (XSA-149)

- bsc#950705 - CVE-2015-7969: xen: x86: leak of per-domain profiling-related vcpu pointer array (DoS) (XSA-151)

- bsc#950706 - CVE-2015-7971: xen: x86: some pmu and profiling hypercalls log without rate limiting (XSA-152)

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 YaST online_update.
Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Server 11-SP2-LTSS :

zypper in -t patch slessp2-xen-20151201-12273=1

SUSE Linux Enterprise Debuginfo 11-SP2 :

zypper in -t patch dbgsp2-xen-20151201-12273=1

To bring your system up-to-date, use 'zypper patch'.

Plugin Details

Severity: High

ID: 87528

File Name: suse_SU-2015-2306-1.nasl

Version: 2.9

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 12/21/2015

Updated: 1/19/2021

Supported Sensors: Agentless 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: Medium

Base Score: 4.9

Temporal Score: 3.6

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

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:xen, p-cpe:/a:novell:suse_linux:xen-devel, p-cpe:/a:novell:suse_linux:xen-doc-html, p-cpe:/a:novell:suse_linux:xen-doc-pdf, 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-kmp-trace, 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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/18/2015

Vulnerability Publication Date: 10/30/2015

Reference Information

CVE: CVE-2015-5307, CVE-2015-7504, CVE-2015-7969, CVE-2015-7970, CVE-2015-7971, CVE-2015-7972, CVE-2015-8104, CVE-2015-8339, CVE-2015-8340, CVE-2015-8345

Detections

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