SUSE SLES12: xen / xen-doc-html / xen-libs / xen-libs-32bit / xen-tools / etc (SUSE-SU-2021:3851-1)

high Nessus Plugin ID 155803

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Synopsis

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

Description

The remote SUSE Linux SLES12 / SLES_SAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:3851-1 advisory.

- CVE-2021-28704, CVE-2021-28707, CVE-2021-28708: Fixed PoD operations on misaligned GFNs (XSA-388) (bsc#1192557).
- CVE-2021-28705, CVE-2021-28709: Fixed issues with partially successful P2M updates on x86 (XSA-389) (bsc#1192559).
- CVE-2021-28706: Fixed guests may exceed their designated memory limit (XSA-385) (bsc#1192554).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

Plugin Details

Severity: High

ID: 155803

File Name: suse_SU-2021-3851-1.nasl

Version: 1.8

Type: Local

Agent: unix

Family: SuSE Local Security Checks

Published: 12/2/2021

Updated: 6/25/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5

Percentile: 95.11

CVSS v2

Risk Factor: Medium

Base Score: 6.9

Temporal Score: 5.1

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

CVSS Score Source: CVE-2021-28709

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

CVSS Score Source: CVE-2021-28708

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:xen-tools, p-cpe:/a:novell:suse_linux:xen-tools-domu, p-cpe:/a:novell:suse_linux:xen, p-cpe:/a:novell:suse_linux:xen-libs, p-cpe:/a:novell:suse_linux:xen-libs-32bit, p-cpe:/a:novell:suse_linux:xen-doc-html

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: 12/1/2021

Vulnerability Publication Date: 11/24/2021

Reference Information

CVE: CVE-2021-28704, CVE-2021-28705, CVE-2021-28706, CVE-2021-28707, CVE-2021-28708, CVE-2021-28709

IAVB: 2021-B-0068-S

SuSE: SUSE-SU-2021:3851-1

Detections

Analytics