SUSE SLED15: xen / xen-devel / xen-libs / xen-tools / xen-tools-domU / etc (SUSE-SU-2021:2922-1)

high Nessus Plugin ID 153016

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Synopsis

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

Description

The remote SUSE Linux SLED15 / SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:2922-1 advisory.

Update to Xen 4.13.3 general bug fix release (bsc#1027519).

Security issues fixed:

- CVE-2021-28693: xen/arm: Boot modules are not scrubbed (bsc#1186428)
- CVE-2021-28692: xen: inappropriate x86 IOMMU timeout detection / handling (bsc#1186429)
- CVE-2021-0089: xen: Speculative Code Store Bypass (bsc#1186433)
- CVE-2021-28690: xen: x86: TSX Async Abort protections not restored after S3 (bsc#1186434)
- CVE-2021-28694,CVE-2021-28695,CVE-2021-28696: IOMMU page mapping issues on x86 (XSA-378)(bsc#1189373).
- CVE-2021-28697: grant table v2 status pages may remain accessible after de-allocation (XSA-379)(bsc#1189376).
- CVE-2021-28698: long running loops in grant table handling (XSA-380)(bsc#1189378).
- CVE-2021-28699: inadequate grant-v2 status frames array bounds check (XSA-382)(bsc#1189380).
- CVE-2021-28700: No memory limit for dom0less domUs (XSA-383)(bsc#1189381).

Other issues fixed:

- Fixed 'Panic on CPU 0: IO-APIC + timer doesn't work!' (bsc#1180491)
- Fixed an issue with xencommons, where file format expecations by fillup did not allign (bsc#1185682)
- Fixed shell macro expansion in the spec file, so that ExecStart= in xendomains-wait-disks.service is created correctly (bsc#1183877)
- Upstream bug fixes (bsc#1027519)
- Fixed Xen SLES11SP4 guest hangs on cluster (bsc#1188050).
- xl monitoring process exits during xl save -p|-c keep the monitoring process running to cleanup the domU during shutdown (bsc#1176189).
- Dom0 hangs when pinning CPUs for dom0 with HVM guest (bsc#1179246).
- Prevent superpage allocation in the LAPIC and ACPI_INFO range (bsc#1189882).

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: 153016

File Name: suse_SU-2021-2922-1.nasl

Version: 1.9

Type: Local

Agent: unix

Family: SuSE Local Security Checks

Published: 9/4/2021

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: 4.9

Percentile: 57.15

CVSS v2

Risk Factor: Medium

Base Score: 5.6

Temporal Score: 4.1

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

CVSS Score Source: CVE-2021-28692

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

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

CVSS Score Source: CVE-2021-28697

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:xen-tools, p-cpe:/a:novell:suse_linux:xen-tools-xendomains-wait-disk, 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-devel, cpe:/o:novell:suse_linux:15

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: 9/2/2021

Vulnerability Publication Date: 6/9/2021

Reference Information

CVE: CVE-2021-0089, CVE-2021-28690, CVE-2021-28692, CVE-2021-28693, CVE-2021-28694, CVE-2021-28695, CVE-2021-28696, CVE-2021-28697, CVE-2021-28698, CVE-2021-28699, CVE-2021-28700

IAVB: 2021-B-0044-S, 2021-B-0060-S

SuSE: SUSE-SU-2021:2922-1

Detections

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