SUSE SLED15: xen / xen-devel / xen-doc-html / xen-libs / xen-libs-32bit / etc (SUSE-SU-2023:2535-1)

high Nessus Plugin ID 177438

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Synopsis

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

Description

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:2535-1 advisory.

Security fixes:

- CVE-2022-42336: Fix an issue where guests configuring AMD Speculative Store Bypass Disable would have no effect (XSA-431) (bsc#1211433).
- CVE-2022-42335: Fixed an issue where guests running under shadow mode with a PCI devices passed through could force the hypervisor to dereference arbitrary memory, leading to a denial of service (XSA-430) (bsc#1210315).

Non-security fixes:

- Fixed a build warning false positive (bsc#1210570).
- Added missing debug-info to xen-syms (bsc#1209237).
- Updated to version 4.17.1 (bsc#1027519).
- Fixed a failure during VM destruction when using host-assisted kexec and kdump (bsc#1209245).
- Other upstream fixes (bsc#1027519).

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: 177438

File Name: suse_SU-2023-2535-1.nasl

Version: 1.4

Type: Local

Agent: unix

Family: SuSE Local Security Checks

Published: 6/20/2023

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: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2022-42335

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

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: 6/19/2023

Vulnerability Publication Date: 4/25/2023

Reference Information

CVE: CVE-2022-42335, CVE-2022-42336

SuSE: SUSE-SU-2023:2535-1

Detections

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