CVE-2026-0004 - Vulnerability Details - OpenCVE

A transient execution vulnerability in some AMD processors may allow an attacker with the ability to execute code on the system to infer data in the L1D cache, potentially resulting in the leakage of sensitive information across privileged boundaries.

Attack Vector Local

Attack Complexity High

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

No data.

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3055.html
https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4018.html

History

Thu, 12 Nov 2026 19:15:00 +0000

Type	Values Removed	Values Added
Description		A transient execution vulnerability in some AMD processors may allow an attacker with the ability to execute code on the system to infer data in the L1D cache, potentially resulting in the leakage of sensitive information across privileged boundaries.
Weaknesses		CWE-1421
References		https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3055.html https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4018.html
Metrics		cvssV4_0 `{'score': 5.7, 'vector': 'CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: AMD

Published: 2026-11-12T19:09:29.272Z

Updated: 2026-11-12T19:09:29.272Z

Reserved: 2025-10-09T19:57:44.246Z

Link: CVE-2026-0004

Vulnrichment

No data.

NVD

Status : Awaiting Analysis

Published: 2026-11-12T19:16:45.160

Modified: 2026-11-12T19:24:37.847

Link: CVE-2026-0004

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-1421

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