SUSE Security Update: Security update for xen
______________________________________________________________________________

Announcement ID:    SUSE-SU-2020:3052-1
Rating:             important
References:         #1177409 #1177412 #1177413 #1177414 
Cross-References:   CVE-2020-27670 CVE-2020-27671 CVE-2020-27672
                    CVE-2020-27673
Affected Products:
                    SUSE Linux Enterprise Server for SAP 15
                    SUSE Linux Enterprise High Performance Computing 15-LTSS
                    SUSE Linux Enterprise High Performance Computing 15-ESPOS
______________________________________________________________________________

   An update that fixes four vulnerabilities is now available.

Description:

   This update for xen fixes the following issues:

   - bsc#1177409 - VUL-0: CVE-2020-27673: xen: x86 PV guest INVLPG-like
     flushes may leave stale TLB entries (XSA-286)
   - bsc#1177412 - VUL-0: CVE-2020-27672: xen: Race condition in Xen mapping
     code (XSA-345)
   - bsc#1177413 - VUL-0: CVE-2020-27671: xen: undue deferral of IOMMU TLB
     flushes (XSA-346)
   - bsc#1177414 - VUL-0: CVE-2020-27670: xen: unsafe AMD IOMMU page table
     updates (XSA-347)


Patch Instructions:

   To install this SUSE Security Update use the SUSE recommended installation methods
   like YaST online_update or "zypper patch".

   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Server for SAP 15:

      zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2020-3052=1

   - SUSE Linux Enterprise High Performance Computing 15-LTSS:

      zypper in -t patch SUSE-SLE-Product-HPC-15-2020-3052=1

   - SUSE Linux Enterprise High Performance Computing 15-ESPOS:

      zypper in -t patch SUSE-SLE-Product-HPC-15-2020-3052=1



Package List:

   - SUSE Linux Enterprise Server for SAP 15 (x86_64):

      xen-4.10.4_18-3.44.1
      xen-debugsource-4.10.4_18-3.44.1
      xen-devel-4.10.4_18-3.44.1
      xen-libs-4.10.4_18-3.44.1
      xen-libs-debuginfo-4.10.4_18-3.44.1
      xen-tools-4.10.4_18-3.44.1
      xen-tools-debuginfo-4.10.4_18-3.44.1
      xen-tools-domU-4.10.4_18-3.44.1
      xen-tools-domU-debuginfo-4.10.4_18-3.44.1

   - SUSE Linux Enterprise High Performance Computing 15-LTSS (x86_64):

      xen-4.10.4_18-3.44.1
      xen-debugsource-4.10.4_18-3.44.1
      xen-devel-4.10.4_18-3.44.1
      xen-libs-4.10.4_18-3.44.1
      xen-libs-debuginfo-4.10.4_18-3.44.1
      xen-tools-4.10.4_18-3.44.1
      xen-tools-debuginfo-4.10.4_18-3.44.1
      xen-tools-domU-4.10.4_18-3.44.1
      xen-tools-domU-debuginfo-4.10.4_18-3.44.1

   - SUSE Linux Enterprise High Performance Computing 15-ESPOS (x86_64):

      xen-4.10.4_18-3.44.1
      xen-debugsource-4.10.4_18-3.44.1
      xen-devel-4.10.4_18-3.44.1
      xen-libs-4.10.4_18-3.44.1
      xen-libs-debuginfo-4.10.4_18-3.44.1
      xen-tools-4.10.4_18-3.44.1
      xen-tools-debuginfo-4.10.4_18-3.44.1
      xen-tools-domU-4.10.4_18-3.44.1
      xen-tools-domU-debuginfo-4.10.4_18-3.44.1


References:

   https://www.suse.com/security/cve/CVE-2020-27670.html
   https://www.suse.com/security/cve/CVE-2020-27671.html
   https://www.suse.com/security/cve/CVE-2020-27672.html
   https://www.suse.com/security/cve/CVE-2020-27673.html
   https://bugzilla.suse.com/1177409
   https://bugzilla.suse.com/1177412
   https://bugzilla.suse.com/1177413
   https://bugzilla.suse.com/1177414

SUSE: 2020:3052-1 important: xen

October 27, 2020
An update that fixes four vulnerabilities is now available

Summary

This update for xen fixes the following issues: - bsc#1177409 - VUL-0: CVE-2020-27673: xen: x86 PV guest INVLPG-like flushes may leave stale TLB entries (XSA-286) - bsc#1177412 - VUL-0: CVE-2020-27672: xen: Race condition in Xen mapping code (XSA-345) - bsc#1177413 - VUL-0: CVE-2020-27671: xen: undue deferral of IOMMU TLB flushes (XSA-346) - bsc#1177414 - VUL-0: CVE-2020-27670: xen: unsafe AMD IOMMU page table updates (XSA-347) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Server for SAP 15: zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2020-3052=1 - SUSE Linux Enterprise High Performance Computing 15-LTSS: zypper in -t patch SUSE-SLE-Product-HPC-15-2020-3052=1 - SUSE Linux Enterprise High Performance Computing 15-ESPOS: zypper in -t patch SUSE-SLE-Product-HPC-15-2020-3052=1 Package List: - SUSE Linux Enterprise Server for SAP 15 (x86_64): xen-4.10.4_18-3.44.1 xen-debugsource-4.10.4_18-3.44.1 xen-devel-4.10.4_18-3.44.1 xen-libs-4.10.4_18-3.44.1 xen-libs-debuginfo-4.10.4_18-3.44.1 xen-tools-4.10.4_18-3.44.1 xen-tools-debuginfo-4.10.4_18-3.44.1 xen-tools-domU-4.10.4_18-3.44.1 xen-tools-domU-debuginfo-4.10.4_18-3.44.1 - SUSE Linux Enterprise High Performance Computing 15-LTSS (x86_64): xen-4.10.4_18-3.44.1 xen-debugsource-4.10.4_18-3.44.1 xen-devel-4.10.4_18-3.44.1 xen-libs-4.10.4_18-3.44.1 xen-libs-debuginfo-4.10.4_18-3.44.1 xen-tools-4.10.4_18-3.44.1 xen-tools-debuginfo-4.10.4_18-3.44.1 xen-tools-domU-4.10.4_18-3.44.1 xen-tools-domU-debuginfo-4.10.4_18-3.44.1 - SUSE Linux Enterprise High Performance Computing 15-ESPOS (x86_64): xen-4.10.4_18-3.44.1 xen-debugsource-4.10.4_18-3.44.1 xen-devel-4.10.4_18-3.44.1 xen-libs-4.10.4_18-3.44.1 xen-libs-debuginfo-4.10.4_18-3.44.1 xen-tools-4.10.4_18-3.44.1 xen-tools-debuginfo-4.10.4_18-3.44.1 xen-tools-domU-4.10.4_18-3.44.1 xen-tools-domU-debuginfo-4.10.4_18-3.44.1

References

#1177409 #1177412 #1177413 #1177414

Cross- CVE-2020-27670 CVE-2020-27671 CVE-2020-27672

CVE-2020-27673

Affected Products:

SUSE Linux Enterprise Server for SAP 15

SUSE Linux Enterprise High Performance Computing 15-LTSS

SUSE Linux Enterprise High Performance Computing 15-ESPOS

https://www.suse.com/security/cve/CVE-2020-27670.html

https://www.suse.com/security/cve/CVE-2020-27671.html

https://www.suse.com/security/cve/CVE-2020-27672.html

https://www.suse.com/security/cve/CVE-2020-27673.html

https://bugzilla.suse.com/1177409

https://bugzilla.suse.com/1177412

https://bugzilla.suse.com/1177413

https://bugzilla.suse.com/1177414

Severity
Announcement ID: SUSE-SU-2020:3052-1
Rating: important

Related News

5.ShakingHands Esm H320
2 - 3 min read
At The Linux Foundation's Open Source Summit North America , Linus Torvalds, the creator of Linux, discussed various topics related to Linux
30.Lock Globe Motherboard Esm H320
1 - 2 min read
The SPDX 3.0 release marks a significant milestone in software management, particularly for Linux admins, infosec professionals, internet security
11.Locks IsometricPattern Esm H320
2 - 3 min read
Open Source maintainers and developers have been warned about the continued wave of attacks aimed at project maintainers similar to those recently
28.Lock Globe Esm H320
1 - 2 min read
A resurgence of cyberattacks targeting Linux systems in Asian campaigns through the utilization of the Pupy Remote Access Trojan (RAT) has been
27.Tablet Connections Blocks Lock Esm H320
2 - 4 min read
Canonical has recently announced the Beta release of Ubuntu Linux 24.04 LTS , codenamed "Noble Numbat." This release aims to continue Ubuntu's
21.Globe RadiatingCode Esm H320
2 - 3 min read
The open-source movement has come a long way, from its origins in the 1960s and 1970s to becoming an integral part of organizations worldwide.
13.Lock StylizedMotherboard Esm H320
2 - 3 min read
The Rust-based Edera project demonstrates a unique approach to container security that addresses cloud-native computing challenges. Let's examine
8.Locks HexConnections CodeGlobe Esm H320
2 - 3 min read
Canonical has launched Ubuntu Pro for Devices , a comprehensive offering emphasizing security and compliance for IoT device deployments. This
Sign Up

Get the Latest News & Insights

Sign up to get the latest security news affecting Linux and open source delivered straight to your inbox.

© 2024 Guardian Digital, Inc All Rights Reserved