openSUSE Security Update : xen (openSUSE-2020-599)

high Nessus Plugin ID 136312

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Synopsis

The remote openSUSE host is missing a security update.

Description

This update for xen fixes the following issues :

Security issues fixed :

- CVE-2020-11742: Bad continuation handling in GNTTABOP_copy (bsc#1169392).

- CVE-2020-11740, CVE-2020-11741: xen: XSA-313 multiple xenoprof issues (bsc#1168140).

- CVE-2020-11739: Missing memory barriers in read-write unlock paths (bsc#1168142).

- CVE-2020-11743: Bad error path in GNTTABOP_map_grant (bsc#1168143).

- arm: a CPU may speculate past the ERET instruction (bsc#1160932).

Non-security issues fixed :

- Xenstored Crashed during VM install (bsc#1167152)

- DomU hang: soft lockup CPU #0 stuck under high load (bsc#1165206, bsc#1134506)

- Update API compatibility versions, fixes issues for libvirt. (bsc#1167007, bsc#1157490)

- aacraid blocks xen commands (bsc#1155200)

This update was imported from the SUSE:SLE-15-SP1:Update update project.

Solution

Update the affected xen packages.

Plugin Details

Severity: High

ID: 136312

File Name: openSUSE-2020-599.nasl

Version: 1.6

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 5/4/2020

Updated: 3/13/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.5

CVSS v2

Risk Factor: Medium

Base Score: 6.9

Temporal Score: 5.4

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

CVSS Score Source: CVE-2020-11741

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

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:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:xen, p-cpe:/a:novell:opensuse:xen-debugsource, p-cpe:/a:novell:opensuse:xen-devel, p-cpe:/a:novell:opensuse:xen-doc-html, p-cpe:/a:novell:opensuse:xen-libs, p-cpe:/a:novell:opensuse:xen-libs-32bit, p-cpe:/a:novell:opensuse:xen-libs-32bit-debuginfo, p-cpe:/a:novell:opensuse:xen-libs-debuginfo, p-cpe:/a:novell:opensuse:xen-tools, p-cpe:/a:novell:opensuse:xen-tools-debuginfo, p-cpe:/a:novell:opensuse:xen-tools-domu, p-cpe:/a:novell:opensuse:xen-tools-domu-debuginfo, cpe:/o:novell:opensuse:15.1

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/1/2020

Vulnerability Publication Date: 4/14/2020

Reference Information

CVE: CVE-2020-11739, CVE-2020-11740, CVE-2020-11741, CVE-2020-11742, CVE-2020-11743

IAVB: 2019-B-0091-S, 2020-B-0023-S

Detections

Analytics