Upstream information

CVE-2021-46705 at MITRE

Description

A Insecure Temporary File vulnerability in grub-once of grub2 in SUSE Linux Enterprise Server 15 SP4, openSUSE Factory allows local attackers to truncate arbitrary files. This issue affects: SUSE Linux Enterprise Server 15 SP4 grub2 versions prior to 2.06-150400.7.1. SUSE openSUSE Factory grub2 versions prior to 2.06-18.1.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 2.1
Vector AV:L/AC:L/Au:N/C:N/I:P/A:N
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
CVSS v3 Scores
  National Vulnerability Database
Base Score 5.1
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact Low
Availability Impact Low
CVSSv3 Version 3.1
SUSE Bugzilla entry: 1190474 [RESOLVED / FIXED]

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Desktop 15 SP4
SUSE Linux Enterprise Module for Basesystem 15 SP4
  • grub2 >= 2.06-150400.9.9
  • grub2-arm64-efi >= 2.06-150400.9.9
  • grub2-i386-pc >= 2.06-150400.9.9
  • grub2-powerpc-ieee1275 >= 2.06-150400.9.9
  • grub2-s390x-emu >= 2.06-150400.9.9
  • grub2-snapper-plugin >= 2.06-150400.9.9
  • grub2-systemd-sleep-plugin >= 2.06-150400.9.9
  • grub2-x86_64-efi >= 2.06-150400.9.9
 Patchnames:
SUSE Linux Enterprise Module for Basesystem 15 SP4 GA grub2-2.06-150400.9.9
SUSE Linux Enterprise Desktop 15 SP5
SUSE Linux Enterprise High Performance Computing 15 SP5
SUSE Linux Enterprise Module for Basesystem 15 SP5
SUSE Linux Enterprise Server 15 SP5
SUSE Linux Enterprise Server for SAP Applications 15 SP5
  • grub2 >= 2.06-150500.27.4
  • grub2-arm64-efi >= 2.06-150500.27.4
  • grub2-i386-pc >= 2.06-150500.27.4
  • grub2-powerpc-ieee1275 >= 2.06-150500.27.4
  • grub2-s390x-emu >= 2.06-150500.27.4
  • grub2-snapper-plugin >= 2.06-150500.27.4
  • grub2-systemd-sleep-plugin >= 2.06-150500.27.4
  • grub2-x86_64-efi >= 2.06-150500.27.4
 Patchnames:
SUSE Linux Enterprise Module for Basesystem 15 SP5 GA grub2-2.06-150500.27.4
SUSE Linux Enterprise Desktop 15 SP6
SUSE Linux Enterprise High Performance Computing 15 SP6
SUSE Linux Enterprise Module for Basesystem 15 SP6
SUSE Linux Enterprise Server 15 SP6
SUSE Linux Enterprise Server for SAP Applications 15 SP6
  • grub2 >= 2.12-150600.6.13
  • grub2-arm64-efi >= 2.12-150600.6.13
  • grub2-i386-pc >= 2.12-150600.6.13
  • grub2-powerpc-ieee1275 >= 2.12-150600.6.13
  • grub2-s390x-emu >= 2.12-150600.6.13
  • grub2-snapper-plugin >= 2.12-150600.6.13
  • grub2-systemd-sleep-plugin >= 2.12-150600.6.13
  • grub2-x86_64-efi >= 2.12-150600.6.13
 Patchnames:
SUSE Linux Enterprise Module for Basesystem 15 SP6 GA grub2-2.12-150600.6.13
SUSE Linux Enterprise High Performance Computing 15 SP4
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Server for SAP Applications 15 SP4
SUSE Manager Proxy 4.3
SUSE Manager Retail Branch Server 4.3
SUSE Manager Server 4.3
  • grub2 >= 2.06-150400.9.9
  • grub2-arm64-efi >= 2.06-150400.9.9
  • grub2-i386-pc >= 2.06-150400.9.9
  • grub2-powerpc-ieee1275 >= 2.06-150400.9.9
  • grub2-s390x-emu >= 2.06-150400.9.9
  • grub2-snapper-plugin >= 2.06-150400.9.9
  • grub2-systemd-sleep-plugin >= 2.06-150400.9.9
  • grub2-x86_64-efi >= 2.06-150400.9.9
  • grub2-x86_64-xen >= 2.06-150400.9.9
 Patchnames:
SUSE Linux Enterprise Module for Basesystem 15 SP4 GA grub2-2.06-150400.9.9
SUSE Linux Enterprise Module for Server Applications 15 SP4 GA grub2-x86_64-xen-2.06-150400.9.9
SUSE Linux Enterprise Micro 5.3
  • grub2 >= 2.06-150400.11.5.2
  • grub2-arm64-efi >= 2.06-150400.11.5.2
  • grub2-i386-pc >= 2.06-150400.11.5.2
  • grub2-powerpc-ieee1275 >= 2.06-150400.11.5.2
  • grub2-s390x-emu >= 2.06-150400.11.5.2
  • grub2-snapper-plugin >= 2.06-150400.11.5.2
  • grub2-x86_64-efi >= 2.06-150400.11.5.2
  • grub2-x86_64-xen >= 2.06-150400.11.5.2
 Patchnames:
SUSE Linux Enterprise Micro 5.3 GA grub2-2.06-150400.11.5.2
SUSE Linux Enterprise Micro 5.4
  • grub2 >= 2.06-150400.11.17.1
  • grub2-arm64-efi >= 2.06-150400.11.17.1
  • grub2-i386-pc >= 2.06-150400.11.17.1
  • grub2-powerpc-ieee1275 >= 2.06-150400.11.17.1
  • grub2-s390x-emu >= 2.06-150400.11.17.1
  • grub2-snapper-plugin >= 2.06-150400.11.17.1
  • grub2-x86_64-efi >= 2.06-150400.11.17.1
  • grub2-x86_64-xen >= 2.06-150400.11.17.1
 Patchnames:
SUSE Linux Enterprise Micro 5.4 GA grub2-2.06-150400.11.17.1
SUSE Linux Enterprise Micro 6.0
  • grub2 >= 2.12~rc1-5.30
  • grub2-arm64-efi >= 2.12~rc1-5.30
  • grub2-i386-pc >= 2.12~rc1-5.30
  • grub2-s390x-emu >= 2.12~rc1-5.30
  • grub2-snapper-plugin >= 2.12~rc1-5.30
  • grub2-x86_64-efi >= 2.12~rc1-5.30
  • grub2-x86_64-xen >= 2.12~rc1-5.30
 Patchnames:
SUSE Linux Enterprise Micro 6.0 GA grub2-2.12~rc1-5.30
SUSE Linux Enterprise Micro 6.1
  • grub2 >= 2.12-slfo.1.1_1.17
  • grub2-arm64-efi >= 2.12-slfo.1.1_1.17
  • grub2-i386-pc >= 2.12-slfo.1.1_1.17
  • grub2-powerpc-ieee1275 >= 2.12-slfo.1.1_1.17
  • grub2-s390x-emu >= 2.12-slfo.1.1_1.17
  • grub2-snapper-plugin >= 2.12-slfo.1.1_1.17
  • grub2-x86_64-efi >= 2.12-slfo.1.1_1.17
  • grub2-x86_64-xen >= 2.12-slfo.1.1_1.17
 Patchnames:
SUSE Linux Enterprise Micro 6.1 GA grub2-2.12-slfo.1.1_1.17
SUSE Linux Enterprise Module for Server Applications 15 SP4
  • grub2-x86_64-xen >= 2.06-150400.9.9
 Patchnames:
SUSE Linux Enterprise Module for Server Applications 15 SP4 GA grub2-x86_64-xen-2.06-150400.9.9
openSUSE Leap 15.4
  • grub2 >= 2.06-150400.9.9
  • grub2-arm64-efi >= 2.06-150400.9.9
  • grub2-i386-pc >= 2.06-150400.9.9
  • grub2-powerpc-ieee1275 >= 2.06-150400.9.9
  • grub2-snapper-plugin >= 2.06-150400.9.9
  • grub2-systemd-sleep-plugin >= 2.06-150400.9.9
  • grub2-x86_64-efi >= 2.06-150400.9.9
 Patchnames:
openSUSE Leap 15.4 GA grub2-2.06-150400.9.9
openSUSE Tumbleweed
  • grub2 >= 2.06-18.1
  • grub2-branding-upstream >= 2.06-18.1
  • grub2-i386-pc >= 2.06-18.1
  • grub2-i386-pc-debug >= 2.06-18.1
  • grub2-snapper-plugin >= 2.06-18.1
  • grub2-systemd-sleep-plugin >= 2.06-18.1
  • grub2-x86_64-efi >= 2.06-18.1
  • grub2-x86_64-efi-debug >= 2.06-18.1
  • grub2-x86_64-xen >= 2.06-18.1
 Patchnames:
openSUSE-Tumbleweed-2024-11926

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under general support and receiving all security fixes.
SUSE Linux Enterprise Micro 5.1 grub2 Not affected
SUSE Linux Enterprise Micro 5.2 grub2 Not affected
SUSE Linux Enterprise Micro 5.3 grub2 Already fixed
SUSE Linux Enterprise Micro 5.4 grub2 Already fixed
SUSE Manager Proxy 4.3 grub2 Already fixed
SUSE Manager Proxy Module 4.3 grub2 Already fixed
SUSE Manager Retail Branch Server 4.3 grub2 Already fixed
SUSE Manager Server 4.3 grub2 Already fixed
SUSE Manager Server Module 4.3 grub2 Already fixed
Products under Long Term Service Pack support and receiving important and critical security fixes.
SLES15-EC2-CHOST-HVM-BYOS grub2 Not affected
SLES15-SP1-CHOST-BYOS-Azure grub2 Not affected
SLES15-SP1-CHOST-BYOS-EC2 grub2 Not affected
SLES15-SP1-CHOST-BYOS-GCE grub2 Not affected
SLES15-SP2-CHOST-BYOS-Aliyun grub2 Not affected
SLES15-SP2-CHOST-BYOS-Azure grub2 Not affected
SLES15-SP2-CHOST-BYOS-EC2 grub2 Not affected
SLES15-SP2-CHOST-BYOS-GCE grub2 Not affected
SLES15-SP3-CHOST-BYOS-Aliyun grub2 Not affected
SLES15-SP3-CHOST-BYOS-Azure grub2 Not affected
SLES15-SP3-CHOST-BYOS-EC2 grub2 Not affected
SLES15-SP3-CHOST-BYOS-GCE grub2 Not affected
SLES15-SP3-CHOST-BYOS-SAP-CCloud grub2 Not affected
SLES15-SP4-CHOST-BYOS grub2 Already fixed
SLES15-SP4-CHOST-BYOS-Aliyun grub2 Already fixed
SLES15-SP4-CHOST-BYOS-Azure grub2 Already fixed
SLES15-SP4-CHOST-BYOS-EC2 grub2 Already fixed
SLES15-SP4-CHOST-BYOS-GCE grub2 Already fixed
SLES15-SP4-CHOST-BYOS-SAP-CCloud grub2 Already fixed
SUSE Linux Enterprise Desktop 15 SP4 grub2 Already fixed
SUSE Linux Enterprise High Performance Computing 12 SP5 grub2 Not affected
SUSE Linux Enterprise High Performance Computing 15 SP2 grub2 Unsupported
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS grub2 Not affected
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS grub2 Not affected
SUSE Linux Enterprise High Performance Computing 15 SP3 grub2 Not affected
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS grub2 Not affected
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS grub2 Not affected
SUSE Linux Enterprise High Performance Computing 15 SP4 grub2 Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS grub2 Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS grub2 Already fixed
SUSE Linux Enterprise Module for Basesystem 15 SP2 grub2 Unsupported
SUSE Linux Enterprise Module for Basesystem 15 SP3 grub2 Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP4 grub2 Already fixed
SUSE Linux Enterprise Module for Server Applications 15 SP2 grub2 Unsupported
SUSE Linux Enterprise Module for Server Applications 15 SP3 grub2 Not affected
SUSE Linux Enterprise Module for Server Applications 15 SP4 grub2 Already fixed
SUSE Linux Enterprise Server 12 SP5 grub2 Not affected
SUSE Linux Enterprise Server 12 SP5-LTSS grub2 Not affected
SUSE Linux Enterprise Server 15 SP2 grub2 Unsupported
SUSE Linux Enterprise Server 15 SP2-LTSS grub2 Not affected
SUSE Linux Enterprise Server 15 SP3 grub2 Not affected
SUSE Linux Enterprise Server 15 SP3-LTSS grub2 Not affected
SUSE Linux Enterprise Server 15 SP4 grub2 Already fixed
SUSE Linux Enterprise Server 15 SP4-LTSS grub2 Already fixed
SUSE Linux Enterprise Server 15-ESPOS grub2 Not affected
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 grub2 Not affected
SUSE Linux Enterprise Server Business Critical Linux 15 SP2 grub2 Not affected
SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 grub2 Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP5 grub2 Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP2 grub2 Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP3 grub2 Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP4 grub2 Already fixed
Products past their end of life and not receiving proactive updates anymore.
HPE Helion OpenStack 8 grub2 Not affected
SUSE CaaS Platform 3.0 grub2 Not affected
SUSE CaaS Platform 4.0 grub2 Not affected
SUSE CaaS Platform 4.5 grub2 Unsupported
SUSE Enterprise Storage 6 grub2 Not affected
SUSE Enterprise Storage 7 grub2 Not affected
SUSE Enterprise Storage 7.1 grub2 Not affected
SUSE Linux Enterprise Desktop 11 SP3 grub2 Not affected
SUSE Linux Enterprise Desktop 11 SP4 grub2 Not affected
SUSE Linux Enterprise Desktop 12 SP2 grub2 Not affected
SUSE Linux Enterprise Desktop 12 SP3 grub2 Not affected
SUSE Linux Enterprise Desktop 12 SP4 grub2 Not affected
SUSE Linux Enterprise Desktop 15 grub2 Not affected
SUSE Linux Enterprise Desktop 15 SP1 grub2 Not affected
SUSE Linux Enterprise Desktop 15 SP2 grub2 Unsupported
SUSE Linux Enterprise Desktop 15 SP3 grub2 Not affected
SUSE Linux Enterprise High Performance Computing 15 grub2 Not affected
SUSE Linux Enterprise High Performance Computing 15 SP1 grub2 Not affected
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS grub2 Not affected
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS grub2 Not affected
SUSE Linux Enterprise High Performance Computing 15-ESPOS grub2 Not affected
SUSE Linux Enterprise High Performance Computing 15-LTSS grub2 Not affected
SUSE Linux Enterprise Micro 5.0 grub2 Not affected
SUSE Linux Enterprise Module for Basesystem 15 grub2 Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP1 grub2 Not affected
SUSE Linux Enterprise Module for Server Applications 15 grub2 Not affected
SUSE Linux Enterprise Module for Server Applications 15 SP1 grub2 Not affected
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT grub2 Not affected
SUSE Linux Enterprise Real Time 15 SP2 grub2 Not affected
SUSE Linux Enterprise Real Time 15 SP3 grub2 Not affected
SUSE Linux Enterprise Real Time 15 SP4 grub2 Already fixed
SUSE Linux Enterprise Server 11 SP3 grub2 Not affected
SUSE Linux Enterprise Server 11 SP3-LTSS grub2 Not affected
SUSE Linux Enterprise Server 11 SP4 grub2 Not affected
SUSE Linux Enterprise Server 11 SP4 LTSS grub2 Not affected
SUSE Linux Enterprise Server 11 SP4-LTSS grub2 Not affected
SUSE Linux Enterprise Server 12 SP2 grub2 Not affected
SUSE Linux Enterprise Server 12 SP2-BCL grub2 Not affected
SUSE Linux Enterprise Server 12 SP2-ESPOS grub2 Not affected
SUSE Linux Enterprise Server 12 SP2-LTSS grub2 Not affected
SUSE Linux Enterprise Server 12 SP3 grub2 Not affected
SUSE Linux Enterprise Server 12 SP3-BCL grub2 Not affected
SUSE Linux Enterprise Server 12 SP3-ESPOS grub2 Not affected
SUSE Linux Enterprise Server 12 SP3-LTSS grub2 Not affected
SUSE Linux Enterprise Server 12 SP4 grub2 Not affected
SUSE Linux Enterprise Server 12 SP4-ESPOS grub2 Not affected
SUSE Linux Enterprise Server 12 SP4-LTSS grub2 Not affected
SUSE Linux Enterprise Server 15 grub2 Not affected
SUSE Linux Enterprise Server 15 SP1 grub2 Not affected
SUSE Linux Enterprise Server 15 SP1-BCL grub2 Not affected
SUSE Linux Enterprise Server 15 SP1-LTSS grub2 Not affected
SUSE Linux Enterprise Server 15 SP2-BCL grub2 Not affected
SUSE Linux Enterprise Server 15 SP3-BCL grub2 Not affected
SUSE Linux Enterprise Server 15-LTSS grub2 Not affected
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 grub2 Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 grub2 Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 grub2 Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 grub2 Not affected
SUSE Linux Enterprise Server for SAP Applications 15 grub2 Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP1 grub2 Not affected
SUSE Manager Proxy 4.0 grub2 Not affected
SUSE Manager Proxy 4.1 grub2 Not affected
SUSE Manager Proxy 4.2 grub2 Not affected
SUSE Manager Proxy Module 4.2 grub2 Not affected
SUSE Manager Retail Branch Server 4.0 grub2 Not affected
SUSE Manager Retail Branch Server 4.1 grub2 Not affected
SUSE Manager Retail Branch Server 4.2 grub2 Not affected
SUSE Manager Server 4.0 grub2 Not affected
SUSE Manager Server 4.1 grub2 Not affected
SUSE Manager Server 4.2 grub2 Not affected
SUSE OpenStack Cloud 7 grub2 Not affected
SUSE OpenStack Cloud 8 grub2 Not affected
SUSE OpenStack Cloud 9 grub2 Not affected
SUSE OpenStack Cloud Crowbar 8 grub2 Not affected
SUSE OpenStack Cloud Crowbar 9 grub2 Not affected
openSUSE Leap 15.3 grub2 Not affected
openSUSE Leap 15.4 grub2 Already fixed
openSUSE Leap Micro 5.2 grub2 Not affected
openSUSE Leap Micro 5.3 grub2 Already fixed
openSUSE Leap Micro 5.4 grub2 Already fixed
Container Status
rancher/elemental-builder-image/5.3
rancher/elemental-teal-rt/5.3
rancher/elemental-teal-rt/5.4
rancher/elemental-teal/5.3
rancher/elemental-teal/5.4
suse/sle-micro-rancher/5.3
suse/sle-micro-rancher/5.4		 grub2Already fixed
suse/sle-micro-rancher/5.2 grub2Not affected

SUSE Timeline for this CVE

CVE page created: Tue Sep 14 16:00:58 2021
CVE page last modified: Sat Nov 23 14:16:59 2024