Description
Improper isolation of shared resources within the CPU operation cache on Zen 2-based products could allow an attacker to corrupt instructions executed at a different privilege level, potentially resulting in privilege escalation.
Published: 2026-05-15
Score: 7.3 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 15 May 2026 12:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 15 May 2026 11:30:00 +0000

Type Values Removed Values Added
First Time appeared Amd
Amd epyc 7002 Series Processors
Amd epyc Embedded 7002 Series Processors
Amd ryzen 3000 Series Desktop Processors
Amd ryzen 4000 Series Desktop Processors
Amd ryzen 4000 Series Mobile Processors With Radeon Graphics
Amd ryzen 5000 Series Desktop Processors With Radeon Graphics
Amd ryzen 5000 Series Mobile Processors With Radeon Graphics
Amd ryzen 7020 Series Processors With Radeon Graphics
Amd ryzen 7030 Series Mobile Processors With Radeon Graphics
Amd ryzen Embedded V2000 Series Processors
Amd ryzen Threadripper Pro 3000 Wx-series Processors
Vendors & Products Amd
Amd epyc 7002 Series Processors
Amd epyc Embedded 7002 Series Processors
Amd ryzen 3000 Series Desktop Processors
Amd ryzen 4000 Series Desktop Processors
Amd ryzen 4000 Series Mobile Processors With Radeon Graphics
Amd ryzen 5000 Series Desktop Processors With Radeon Graphics
Amd ryzen 5000 Series Mobile Processors With Radeon Graphics
Amd ryzen 7020 Series Processors With Radeon Graphics
Amd ryzen 7030 Series Mobile Processors With Radeon Graphics
Amd ryzen Embedded V2000 Series Processors
Amd ryzen Threadripper Pro 3000 Wx-series Processors

Fri, 15 May 2026 05:45:00 +0000

Type Values Removed Values Added
Title Privilege Escalation via CPU Cache Resource Isolation Vulnerability on Zen 2 Processors

Fri, 15 May 2026 05:30:00 +0000


Fri, 15 May 2026 04:30:00 +0000

Type Values Removed Values Added
Description Improper isolation of shared resources within the CPU operation cache on Zen 2-based products could allow an attacker to corrupt instructions executed at a different privilege level, potentially resulting in privilege escalation.
Weaknesses CWE-1189
References
Metrics cvssV4_0

{'score': 7.3, 'vector': 'CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Subscriptions

Amd Epyc 7002 Series Processors Epyc Embedded 7002 Series Processors Ryzen 3000 Series Desktop Processors Ryzen 4000 Series Desktop Processors Ryzen 4000 Series Mobile Processors With Radeon Graphics Ryzen 5000 Series Desktop Processors With Radeon Graphics Ryzen 5000 Series Mobile Processors With Radeon Graphics Ryzen 7020 Series Processors With Radeon Graphics Ryzen 7030 Series Mobile Processors With Radeon Graphics Ryzen Embedded V2000 Series Processors Ryzen Threadripper Pro 3000 Wx-series Processors
cve-icon MITRE

Status: PUBLISHED

Assigner: AMD

Published:

Updated: 2026-05-15T11:11:23.373Z

Reserved: 2025-07-23T15:01:52.883Z

Link: CVE-2025-54518

cve-icon Vulnrichment

Updated: 2026-05-15T03:09:03.940Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-05-15T05:16:33.013

Modified: 2026-05-15T14:10:17.083

Link: CVE-2025-54518

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-15T11:15:25Z

Weaknesses