Upstream information

CVE-2020-21686 at MITRE

Description

A stack-use-after-scope issue discovered in expand_mmac_params function in preproc.c in nasm before 2.15.04 allows remote attackers to cause a denial of service via crafted asm file.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having low severity.

CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 5.5 3.3
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Attack Vector Local Local
Attack Complexity Low Low
Privileges Required None None
User Interaction Required Required
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact None None
Availability Impact High Low
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1214531 [RESOLVED / WONTFIX]

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Please note that this evaluation state might be work in progress, incomplete or outdated.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 nasm Won't fix
SUSE Linux Enterprise Desktop 15 SP5 nasm Not affected
SUSE Linux Enterprise Desktop 15 SP6 nasm Not affected
SUSE Linux Enterprise High Performance Computing 15 SP5 nasm Not affected
SUSE Linux Enterprise High Performance Computing 15 SP6 nasm Not affected
SUSE Linux Enterprise Module for Development Tools 15 SP5 nasm Not affected
SUSE Linux Enterprise Module for Development Tools 15 SP6 nasm Not affected
SUSE Linux Enterprise Server 12 SP5 nasm Won't fix
SUSE Linux Enterprise Server 15 SP5 nasm Not affected
SUSE Linux Enterprise Server 15 SP6 nasm Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP5 nasm Won't fix
SUSE Linux Enterprise Server for SAP Applications 15 SP5 nasm Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP6 nasm Not affected
SUSE Linux Enterprise Software Development Kit 12 SP5 nasm Won't fix
SUSE Manager Proxy 4.3 nasm Won't fix
SUSE Manager Retail Branch Server 4.3 nasm Won't fix
SUSE Manager Server 4.3 nasm Won't fix
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise Desktop 15 SP4 nasm Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP2 nasm Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS nasm Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS nasm Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP3 nasm Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS nasm Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS nasm Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP4 nasm Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS nasm Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS nasm Won't fix
SUSE Linux Enterprise Module for Development Tools 15 SP2 nasm Won't fix
SUSE Linux Enterprise Module for Development Tools 15 SP3 nasm Won't fix
SUSE Linux Enterprise Module for Development Tools 15 SP4 nasm Won't fix
SUSE Linux Enterprise Server 15 SP2 nasm Won't fix
SUSE Linux Enterprise Server 15 SP2-LTSS nasm Won't fix
SUSE Linux Enterprise Server 15 SP3 nasm Won't fix
SUSE Linux Enterprise Server 15 SP3-LTSS nasm Won't fix
SUSE Linux Enterprise Server 15 SP4 nasm Won't fix
SUSE Linux Enterprise Server 15 SP4-LTSS nasm Won't fix
SUSE Linux Enterprise Server for SAP Applications 15 SP2 nasm Won't fix
SUSE Linux Enterprise Server for SAP Applications 15 SP3 nasm Won't fix
SUSE Linux Enterprise Server for SAP Applications 15 SP4 nasm Won't fix
Products past their end of life and not receiving proactive updates anymore.
SUSE CaaS Platform 4.0 nasm Won't fix
SUSE Enterprise Storage 6 nasm Won't fix
SUSE Enterprise Storage 7 nasm Affected
SUSE Linux Enterprise Desktop 12 nasm Won't fix
SUSE Linux Enterprise Desktop 12 SP1 nasm Won't fix
SUSE Linux Enterprise Desktop 12 SP2 nasm Won't fix
SUSE Linux Enterprise Desktop 12 SP3 nasm Won't fix
SUSE Linux Enterprise Desktop 12 SP4 nasm Won't fix
SUSE Linux Enterprise Desktop 15 nasm Won't fix
SUSE Linux Enterprise Desktop 15 SP1 nasm Won't fix
SUSE Linux Enterprise Desktop 15 SP2 nasm Won't fix
SUSE Linux Enterprise Desktop 15 SP3 nasm Won't fix
SUSE Linux Enterprise High Performance Computing 15 nasm Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP1 nasm Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS nasm Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS nasm Won't fix
SUSE Linux Enterprise High Performance Computing 15-ESPOS nasm Won't fix
SUSE Linux Enterprise High Performance Computing 15-LTSS nasm Won't fix
SUSE Linux Enterprise Module for Development Tools 15 nasm Won't fix
SUSE Linux Enterprise Module for Development Tools 15 SP1 nasm Won't fix
SUSE Linux Enterprise Real Time 15 SP2 nasm Won't fix
SUSE Linux Enterprise Real Time 15 SP3 nasm Won't fix
SUSE Linux Enterprise Real Time 15 SP4 nasm Won't fix
SUSE Linux Enterprise Server 12 nasm Won't fix
SUSE Linux Enterprise Server 12 SP1 nasm Won't fix
SUSE Linux Enterprise Server 12 SP2 nasm Won't fix
SUSE Linux Enterprise Server 12 SP3 nasm Won't fix
SUSE Linux Enterprise Server 12 SP4 nasm Won't fix
SUSE Linux Enterprise Server 15 nasm Won't fix
SUSE Linux Enterprise Server 15 SP1 nasm Won't fix
SUSE Linux Enterprise Server 15 SP1-BCL nasm Won't fix
SUSE Linux Enterprise Server 15 SP1-LTSS nasm Won't fix
SUSE Linux Enterprise Server 15 SP2-BCL nasm Won't fix
SUSE Linux Enterprise Server 15 SP3-BCL nasm Won't fix
SUSE Linux Enterprise Server 15-LTSS nasm Won't fix
SUSE Linux Enterprise Server for SAP Applications 12 nasm Won't fix
SUSE Linux Enterprise Server for SAP Applications 12 SP1 nasm Won't fix
SUSE Linux Enterprise Server for SAP Applications 12 SP2 nasm Won't fix
SUSE Linux Enterprise Server for SAP Applications 12 SP3 nasm Won't fix
SUSE Linux Enterprise Server for SAP Applications 12 SP4 nasm Won't fix
SUSE Linux Enterprise Server for SAP Applications 15 nasm Won't fix
SUSE Linux Enterprise Server for SAP Applications 15 SP1 nasm Won't fix
SUSE Linux Enterprise Software Development Kit 12 nasm Won't fix
SUSE Linux Enterprise Software Development Kit 12 SP1 nasm Won't fix
SUSE Linux Enterprise Software Development Kit 12 SP2 nasm Won't fix
SUSE Linux Enterprise Software Development Kit 12 SP3 nasm Won't fix
SUSE Linux Enterprise Software Development Kit 12 SP4 nasm Won't fix
SUSE Manager Proxy 4.0 nasm Won't fix
SUSE Manager Proxy 4.1 nasm Won't fix
SUSE Manager Proxy 4.2 nasm Won't fix
SUSE Manager Retail Branch Server 4.0 nasm Won't fix
SUSE Manager Retail Branch Server 4.1 nasm Won't fix
SUSE Manager Retail Branch Server 4.2 nasm Won't fix
SUSE Manager Server 4.0 nasm Won't fix
SUSE Manager Server 4.1 nasm Won't fix
SUSE Manager Server 4.2 nasm Won't fix


SUSE Timeline for this CVE

CVE page created: Tue Aug 22 22:05:06 2023
CVE page last modified: Wed May 22 17:45:53 2024