Upstream information

CVE-2025-31648 at MITRE

Description

Improper handling of values in the microcode flow for some Intel(R) Processor Family may allow an escalation of privilege. Startup code and smm adversary with a privileged user combined with a high complexity attack may enable escalation of privilege. This result may potentially occur via local access when attack requirements are present with special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (low), integrity (low) and availability (none) of the vulnerable system, resulting in subsequent system confidentiality (low), integrity (low) and availability (none) impacts.

SUSE information

Overall state of this security issue: New

This issue is currently rated as having moderate severity.

CVSS v3 Scores
CVSS detail CNA (Intel)
Base Score 3.9
Vector CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
Attack Vector Local
Attack Complexity High
Privileges Required High
User Interaction None
Scope Changed
Confidentiality Impact Low
Integrity Impact Low
Availability Impact None
CVSSv3 Version 3.1
CVSS v4 Scores
CVSS detail CNA (Intel)
Base Score 1.8
Vector CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Local
Attack Complexity High
Attack Requirements Present
Privileges Required High
User Interaction None
Vulnerable System Confidentiality Impact Low
Vulnerable System Integrity Impact Low
Vulnerable System Availability Impact None
Subsequent System Confidentiality Impact Low
Subsequent System Integrity Impact Low
Subsequent System Availability Impact None
CVSSv4 Version 4.0
SUSE Bugzilla entry: 1258046 [NEW]

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Please note that this evaluation state might be work in progress, incomplete or outdated.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 Linux Enterprise Desktop 15 SP7 ucode-intel Analysis
SUSE Linux Enterprise High Performance Computing 15 SP7 ucode-intel Analysis
SUSE Linux Enterprise Micro 5.2 ucode-intel Analysis
SUSE Linux Enterprise Micro 5.3 ucode-intel Analysis
SUSE Linux Enterprise Micro 5.4 ucode-intel Analysis
SUSE Linux Enterprise Micro 5.5 ucode-intel Analysis
SUSE Linux Enterprise Module for Basesystem 15 SP7 ucode-intel Analysis
SUSE Linux Enterprise Server 15 SP7 ucode-intel Analysis
SUSE Linux Enterprise Server 16.0 ucode-intel Analysis
SUSE Linux Enterprise Server for SAP Applications 15 SP7 ucode-intel Analysis
SUSE Linux Enterprise Server for SAP applications 16.0 ucode-intel Analysis
SUSE Linux Micro 6.0 ucode-intel Analysis
SUSE Linux Micro 6.1 ucode-intel Analysis
SUSE Linux Micro 6.2 ucode-intel Analysis
openSUSE Leap 15.6 ucode-intel Analysis
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise High Performance Computing 15 SP4 ucode-intel Analysis
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS ucode-intel Analysis
SUSE Linux Enterprise High Performance Computing 15 SP5 ucode-intel Analysis
SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS ucode-intel Analysis
SUSE Linux Enterprise Module for Basesystem 15 SP4 ucode-intel Analysis
SUSE Linux Enterprise Module for Basesystem 15 SP5 ucode-intel Analysis
SUSE Linux Enterprise Module for Basesystem 15 SP6 ucode-intel Analysis
SUSE Linux Enterprise Server 12 SP5 ucode-intel Analysis
SUSE Linux Enterprise Server 12 SP5-LTSS ucode-intel Analysis
SUSE Linux Enterprise Server 12 SP5-LTSS Extended Security ucode-intel Analysis
SUSE Linux Enterprise Server 15 SP4 ucode-intel Analysis
SUSE Linux Enterprise Server 15 SP4-LTSS ucode-intel Analysis
SUSE Linux Enterprise Server 15 SP5 ucode-intel Analysis
SUSE Linux Enterprise Server 15 SP5-LTSS ucode-intel Analysis
SUSE Linux Enterprise Server 15 SP6-LTSS ucode-intel Analysis
SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 ucode-intel Analysis
SUSE Linux Enterprise Server for SAP Applications 15 SP6 ucode-intel Analysis
SUSE Manager Proxy 4.3 ucode-intel Analysis
SUSE Manager Proxy LTS 4.3 ucode-intel Analysis
SUSE Manager Retail Branch Server 4.3 ucode-intel Analysis
SUSE Manager Retail Branch Server LTS 4.3 ucode-intel Analysis
SUSE Manager Server 4.3 ucode-intel Analysis
SUSE Manager Server LTS 4.3 ucode-intel Analysis
Products past their end of life and not receiving proactive updates anymore.
HPE Helion OpenStack 8 ucode-intel Analysis
SUSE CaaS Platform 3.0 ucode-intel Analysis
SUSE CaaS Platform 4.0 ucode-intel Analysis
SUSE Enterprise Storage 6 ucode-intel Analysis
SUSE Enterprise Storage 7 ucode-intel Analysis
SUSE Enterprise Storage 7.1 ucode-intel Analysis
SUSE Linux Enterprise Desktop 12 ucode-intel Analysis
SUSE Linux Enterprise Desktop 12 SP1 ucode-intel Analysis
SUSE Linux Enterprise Desktop 12 SP2 ucode-intel Analysis
SUSE Linux Enterprise Desktop 12 SP3 ucode-intel Analysis
SUSE Linux Enterprise Desktop 12 SP4 ucode-intel Analysis
SUSE Linux Enterprise Desktop 15 SP1 ucode-intel Analysis
SUSE Linux Enterprise Desktop 15 SP2 ucode-intel Analysis
SUSE Linux Enterprise Desktop 15 SP3 ucode-intel Analysis
SUSE Linux Enterprise Desktop 15 SP4 ucode-intel Analysis
SUSE Linux Enterprise Desktop 15 SP5 ucode-intel Analysis
SUSE Linux Enterprise Desktop 15 SP6 ucode-intel Analysis
SUSE Linux Enterprise High Performance Computing 15 SP1 ucode-intel Analysis
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS ucode-intel Analysis
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS ucode-intel Analysis
SUSE Linux Enterprise High Performance Computing 15 SP2 ucode-intel Analysis
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS ucode-intel Analysis
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS ucode-intel Analysis
SUSE Linux Enterprise High Performance Computing 15 SP3 ucode-intel Analysis
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS ucode-intel Analysis
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS ucode-intel Analysis
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS ucode-intel Analysis
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS ucode-intel Analysis
SUSE Linux Enterprise High Performance Computing 15 SP6 ucode-intel Analysis
SUSE Linux Enterprise Micro 5.0 ucode-intel Analysis
SUSE Linux Enterprise Micro 5.1 ucode-intel Analysis
SUSE Linux Enterprise Module for Basesystem 15 SP1 ucode-intel Analysis
SUSE Linux Enterprise Module for Basesystem 15 SP2 ucode-intel Analysis
SUSE Linux Enterprise Module for Basesystem 15 SP3 ucode-intel Analysis
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT ucode-intel Analysis
SUSE Linux Enterprise Real Time 15 SP2 ucode-intel Analysis
SUSE Linux Enterprise Real Time 15 SP3 ucode-intel Analysis
SUSE Linux Enterprise Real Time 15 SP4 ucode-intel Analysis
SUSE Linux Enterprise Server 12 ucode-intel Analysis
SUSE Linux Enterprise Server 12 SP1 ucode-intel Analysis
SUSE Linux Enterprise Server 12 SP1-LTSS ucode-intel Analysis
SUSE Linux Enterprise Server 12 SP2 ucode-intel Analysis
SUSE Linux Enterprise Server 12 SP2-BCL ucode-intel Analysis
SUSE Linux Enterprise Server 12 SP2-ESPOS ucode-intel Analysis
SUSE Linux Enterprise Server 12 SP2-LTSS ucode-intel Analysis
SUSE Linux Enterprise Server 12 SP3 ucode-intel Analysis
SUSE Linux Enterprise Server 12 SP3-BCL ucode-intel Analysis
SUSE Linux Enterprise Server 12 SP3-ESPOS ucode-intel Analysis
SUSE Linux Enterprise Server 12 SP3-LTSS ucode-intel Analysis
SUSE Linux Enterprise Server 12 SP4 ucode-intel Analysis
SUSE Linux Enterprise Server 12 SP4-ESPOS ucode-intel Analysis
SUSE Linux Enterprise Server 12 SP4-LTSS ucode-intel Analysis
SUSE Linux Enterprise Server 12-LTSS ucode-intel Analysis
SUSE Linux Enterprise Server 15 SP1 ucode-intel Analysis
SUSE Linux Enterprise Server 15 SP1-BCL ucode-intel Analysis
SUSE Linux Enterprise Server 15 SP1-LTSS ucode-intel Analysis
SUSE Linux Enterprise Server 15 SP2 ucode-intel Analysis
SUSE Linux Enterprise Server 15 SP2-BCL ucode-intel Analysis
SUSE Linux Enterprise Server 15 SP2-LTSS ucode-intel Analysis
SUSE Linux Enterprise Server 15 SP3 ucode-intel Analysis
SUSE Linux Enterprise Server 15 SP3-BCL ucode-intel Analysis
SUSE Linux Enterprise Server 15 SP3-LTSS ucode-intel Analysis
SUSE Linux Enterprise Server 15 SP6 ucode-intel Analysis
SUSE Linux Enterprise Server for SAP Applications 12 SP1 ucode-intel Analysis
SUSE Linux Enterprise Server for SAP Applications 12 SP2 ucode-intel Analysis
SUSE Linux Enterprise Server for SAP Applications 12 SP3 ucode-intel Analysis
SUSE Linux Enterprise Server for SAP Applications 12 SP4 ucode-intel Analysis
SUSE Linux Enterprise Server for SAP Applications 15 SP1 ucode-intel Analysis
SUSE Linux Enterprise Server for SAP Applications 15 SP2 ucode-intel Analysis
SUSE Linux Enterprise Server for SAP Applications 15 SP3 ucode-intel Analysis
SUSE Linux Enterprise Server for SAP Applications 15 SP4 ucode-intel Analysis
SUSE Linux Enterprise Server for SAP Applications 15 SP5 ucode-intel Analysis
SUSE Manager Proxy 4.0 ucode-intel Analysis
SUSE Manager Proxy 4.1 ucode-intel Analysis
SUSE Manager Proxy 4.2 ucode-intel Analysis
SUSE Manager Retail Branch Server 4.0 ucode-intel Analysis
SUSE Manager Retail Branch Server 4.1 ucode-intel Analysis
SUSE Manager Retail Branch Server 4.2 ucode-intel Analysis
SUSE Manager Server 4.0 ucode-intel Analysis
SUSE Manager Server 4.1 ucode-intel Analysis
SUSE Manager Server 4.2 ucode-intel Analysis
SUSE OpenStack Cloud 7 ucode-intel Analysis
SUSE OpenStack Cloud 8 ucode-intel Analysis
SUSE OpenStack Cloud 9 ucode-intel Analysis
SUSE OpenStack Cloud Crowbar 8 ucode-intel Analysis
SUSE OpenStack Cloud Crowbar 9 ucode-intel Analysis
openSUSE Leap 15.3 ucode-intel Analysis
openSUSE Leap 15.4 ucode-intel Analysis
openSUSE Leap 15.5 ucode-intel Analysis
openSUSE Leap Micro 5.2 ucode-intel Analysis
openSUSE Leap Micro 5.3 ucode-intel Analysis
openSUSE Leap Micro 5.4 ucode-intel Analysis
openSUSE Leap Micro 5.5 ucode-intel Analysis


SUSE Timeline for this CVE

CVE page created: Wed Feb 11 11:30:18 2026
CVE page last modified: Wed Feb 11 14:41:37 2026