Upstream information

CVE-2021-45957 at MITRE

Description

** DISPUTED ** Dnsmasq 2.86 has a heap-based buffer overflow in answer_request (called from FuzzAnswerTheRequest and fuzz_rfc1035.c). NOTE: the vendor's position is that CVE-2021-45951 through CVE-2021-45957 "do not represent real vulnerabilities, to the best of our knowledge."

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 7.5
Vector AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 9.8 6.5
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Attack Vector Network Network
Attack Complexity Low Low
Privileges Required None None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact High None
Integrity Impact High Low
Availability Impact High Low
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1194258 [RESOLVED / INVALID]

No SUSE Security Announcements cross referenced.


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Please note that this evaluation state might be work in progress, incomplete or outdated.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 Enterprise Storage 7.1 dnsmasq Ignore
SUSE Linux Enterprise High Performance Computing 12 SP5 dnsmasq Ignore
SUSE Linux Enterprise Micro 5.1 dnsmasq Ignore
SUSE Linux Enterprise Micro 5.2 dnsmasq Ignore
SUSE Linux Enterprise Real Time 15 SP3 dnsmasq Ignore
SUSE Linux Enterprise Server 12 SP5 dnsmasq Ignore
SUSE Linux Enterprise Server for SAP Applications 12 SP5 dnsmasq Ignore
SUSE Linux Enterprise Server for SAP Applications 15 SP4 dnsmasq Ignore
SUSE Manager Proxy 4.3 dnsmasq Ignore
SUSE Manager Retail Branch Server 4.3 dnsmasq Ignore
SUSE Manager Server 4.3 dnsmasq Ignore
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise Desktop 15 SP4 dnsmasq Ignore
SUSE Linux Enterprise High Performance Computing 15 dnsmasq Ignore
SUSE Linux Enterprise High Performance Computing 15 SP1 dnsmasq Ignore
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS dnsmasq Ignore
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS dnsmasq Ignore
SUSE Linux Enterprise High Performance Computing 15 SP2 dnsmasq Ignore
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS dnsmasq Ignore
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS dnsmasq Ignore
SUSE Linux Enterprise High Performance Computing 15 SP3 dnsmasq Ignore
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS dnsmasq Ignore
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS dnsmasq Ignore
SUSE Linux Enterprise High Performance Computing 15 SP4 dnsmasq Ignore
SUSE Linux Enterprise High Performance Computing 15-ESPOS dnsmasq Ignore
SUSE Linux Enterprise High Performance Computing 15-LTSS dnsmasq Ignore
SUSE Linux Enterprise Module for Basesystem 15 SP2 dnsmasq Ignore
SUSE Linux Enterprise Module for Basesystem 15 SP3 dnsmasq Ignore
SUSE Linux Enterprise Module for Basesystem 15 SP4 dnsmasq Ignore
SUSE Linux Enterprise Server 12 SP2-BCL dnsmasq Ignore
SUSE Linux Enterprise Server 15 SP2 dnsmasq Ignore
SUSE Linux Enterprise Server 15 SP2-LTSS dnsmasq Ignore
SUSE Linux Enterprise Server 15 SP3 dnsmasq Ignore
SUSE Linux Enterprise Server 15 SP3-LTSS dnsmasq Ignore
SUSE Linux Enterprise Server 15 SP4 dnsmasq Ignore
SUSE Linux Enterprise Server 15-ESPOS dnsmasq Ignore
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 dnsmasq Ignore
SUSE Linux Enterprise Server Business Critical Linux 15 SP2 dnsmasq Ignore
SUSE Linux Enterprise Server for SAP Applications 15 dnsmasq Ignore
SUSE Linux Enterprise Server for SAP Applications 15 SP1 dnsmasq Ignore
SUSE Linux Enterprise Server for SAP Applications 15 SP2 dnsmasq Ignore
SUSE Linux Enterprise Server for SAP Applications 15 SP3 dnsmasq Ignore
Products past their end of life and not receiving proactive updates anymore.
HPE Helion OpenStack 8 dnsmasq Ignore
SUSE CaaS Platform 4.0 dnsmasq Ignore
SUSE CaaS Platform 4.5 dnsmasq Ignore
SUSE Enterprise Storage 6 dnsmasq Ignore
SUSE Enterprise Storage 7 dnsmasq Ignore
SUSE Linux Enterprise Desktop 12 SP1 dnsmasq Ignore
SUSE Linux Enterprise Desktop 12 SP2 dnsmasq Ignore
SUSE Linux Enterprise Desktop 12 SP3 dnsmasq Ignore
SUSE Linux Enterprise Desktop 12 SP4 dnsmasq Ignore
SUSE Linux Enterprise Desktop 15 dnsmasq Ignore
SUSE Linux Enterprise Desktop 15 SP1 dnsmasq Ignore
SUSE Linux Enterprise Desktop 15 SP2 dnsmasq Ignore
SUSE Linux Enterprise Desktop 15 SP3 dnsmasq Ignore
SUSE Linux Enterprise Micro 5.0 dnsmasq Ignore
SUSE Linux Enterprise Module for Basesystem 15 dnsmasq Ignore
SUSE Linux Enterprise Module for Basesystem 15 SP1 dnsmasq Ignore
SUSE Linux Enterprise Real Time 15 SP2 dnsmasq Ignore
SUSE Linux Enterprise Server 11 SP1 dnsmasq Ignore
SUSE Linux Enterprise Server 11 SP3 dnsmasq Ignore
SUSE Linux Enterprise Server 11 SP3-LTSS dnsmasq Ignore
SUSE Linux Enterprise Server 11 SP4 dnsmasq Ignore
SUSE Linux Enterprise Server 11 SP4-LTSS dnsmasq Ignore
SUSE Linux Enterprise Server 12 SP1 dnsmasq Ignore
SUSE Linux Enterprise Server 12 SP1-LTSS dnsmasq Ignore
SUSE Linux Enterprise Server 12 SP2 dnsmasq Ignore
SUSE Linux Enterprise Server 12 SP2-ESPOS dnsmasq Ignore
SUSE Linux Enterprise Server 12 SP2-LTSS dnsmasq Ignore
SUSE Linux Enterprise Server 12 SP3 dnsmasq Ignore
SUSE Linux Enterprise Server 12 SP3-BCL dnsmasq Ignore
SUSE Linux Enterprise Server 12 SP3-ESPOS dnsmasq Ignore
SUSE Linux Enterprise Server 12 SP3-LTSS dnsmasq Ignore
SUSE Linux Enterprise Server 12 SP4 dnsmasq Ignore
SUSE Linux Enterprise Server 12 SP4-ESPOS dnsmasq Ignore
SUSE Linux Enterprise Server 12 SP4-LTSS dnsmasq Ignore
SUSE Linux Enterprise Server 15 dnsmasq Ignore
SUSE Linux Enterprise Server 15 SP1 dnsmasq Ignore
SUSE Linux Enterprise Server 15 SP1-BCL dnsmasq Ignore
SUSE Linux Enterprise Server 15 SP1-LTSS dnsmasq Ignore
SUSE Linux Enterprise Server 15 SP2-BCL dnsmasq Ignore
SUSE Linux Enterprise Server 15 SP3-BCL dnsmasq Ignore
SUSE Linux Enterprise Server 15-LTSS dnsmasq Ignore
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 dnsmasq Ignore
SUSE Linux Enterprise Server for SAP Applications 12 SP1 dnsmasq Ignore
SUSE Linux Enterprise Server for SAP Applications 12 SP2 dnsmasq Ignore
SUSE Linux Enterprise Server for SAP Applications 12 SP3 dnsmasq Ignore
SUSE Linux Enterprise Server for SAP Applications 12 SP4 dnsmasq Ignore
SUSE Manager Proxy 4.0 dnsmasq Ignore
SUSE Manager Proxy 4.1 dnsmasq Ignore
SUSE Manager Proxy 4.2 dnsmasq Ignore
SUSE Manager Retail Branch Server 4.0 dnsmasq Ignore
SUSE Manager Retail Branch Server 4.1 dnsmasq Ignore
SUSE Manager Retail Branch Server 4.2 dnsmasq Ignore
SUSE Manager Server 4.0 dnsmasq Ignore
SUSE Manager Server 4.1 dnsmasq Ignore
SUSE Manager Server 4.2 dnsmasq Ignore
SUSE OpenStack Cloud 6 dnsmasq Ignore
SUSE OpenStack Cloud 6-LTSS dnsmasq Ignore
SUSE OpenStack Cloud 7 dnsmasq Ignore
SUSE OpenStack Cloud 8 dnsmasq Ignore
SUSE OpenStack Cloud 9 dnsmasq Ignore
SUSE OpenStack Cloud Crowbar 8 dnsmasq Ignore
SUSE OpenStack Cloud Crowbar 9 dnsmasq Ignore
Container Status
suse/sles/15.2/virt-launcher:0.38.1
suse/sles/15.3/virt-launcher:0.45.0
dnsmasqIgnore


SUSE Timeline for this CVE

CVE page created: Sat Jan 1 05:00:04 2022
CVE page last modified: Thu Feb 1 01:41:27 2024