Upstream information

CVE-2021-20286 at MITRE

Description

A flaw was found in libnbd 1.7.3. An assertion failure in nbd_unlocked_opt_go in ilb/opt.c may lead to denial of service.

SUSE information

Overall state of this security issue: Running

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 4
Vector AV:N/AC:L/Au:S/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication Single
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 2.7
Vector CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
Attack Vector Network
Attack Complexity Low
Privileges Required High
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact Low
CVSSv3 Version 3.1
No SUSE Bugzilla entries cross referenced.

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Enterprise Storage 7.1
SUSE Linux Enterprise High Performance Computing 15 SP3
SUSE Linux Enterprise Module for Containers 15 SP3
SUSE Linux Enterprise Server 15 SP3
SUSE Linux Enterprise Server for SAP Applications 15 SP3
SUSE Manager Proxy 4.2
SUSE Manager Retail Branch Server 4.2
SUSE Manager Server 4.2
  • kubevirt-manifests >= 0.40.0-5.11.2
  • kubevirt-virtctl >= 0.40.0-5.11.2
 Patchnames:
SUSE-SLE-Module-Containers-15-SP3-2021-2274
SUSE Enterprise Storage 7
SUSE Linux Enterprise High Performance Computing 15 SP2
SUSE Linux Enterprise Module for Containers 15 SP2
SUSE Linux Enterprise Server 15 SP2
SUSE Linux Enterprise Server for SAP Applications 15 SP2
SUSE Manager Proxy 4.1
SUSE Manager Retail Branch Server 4.1
SUSE Manager Server 4.1
  • containerized-data-importer-manifests >= 1.30.0-5.3.2
  • kubevirt-manifests >= 0.40.0-5.11.2
  • kubevirt-virtctl >= 0.40.0-5.11.2
 Patchnames:
SUSE-SLE-Module-Containers-15-SP2-2021-2274
openSUSE Leap 15.3
  • kubevirt-container-disk >= 0.40.0-5.11.2
  • kubevirt-manifests >= 0.40.0-5.11.2
  • kubevirt-tests >= 0.40.0-5.11.2
  • kubevirt-virt-api >= 0.40.0-5.11.2
  • kubevirt-virt-controller >= 0.40.0-5.11.2
  • kubevirt-virt-handler >= 0.40.0-5.11.2
  • kubevirt-virt-launcher >= 0.40.0-5.11.2
  • kubevirt-virt-operator >= 0.40.0-5.11.2
  • kubevirt-virtctl >= 0.40.0-5.11.2
 Patchnames:
openSUSE-SLE-15.3-2021-2274
openSUSE Tumbleweed
  • libnbd >= 1.9.3-1.2
  • libnbd-bash-completion >= 1.9.3-1.2
  • libnbd-devel >= 1.9.3-1.2
  • libnbd0 >= 1.9.3-1.2
  • nbdfuse >= 1.9.3-1.2
 Patchnames:
openSUSE Tumbleweed GA libnbd-1.9.3-1.2

SUSE Timeline for this CVE

CVE page created: Thu Mar 11 19:19:07 2021
CVE page last modified: Tue Nov 29 15:40:12 2022