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Status published
High
CVE-2025-54518
Improper isolation of shared resources within the CPU operation cache...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
Affected Software
AMD EPYC™ 7002 Series Processors, AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics, AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics, AMD Ryzen™ 3000 Series Desktop Processors, AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors, AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics, AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics, AMD Ryzen™ 4000 Series Desktop Processors, AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics, AMD EPYC™ Embedded 7002 Series Processors, AMD Ryzen Embedded V2000A Series Processors, AMD Ryzen™ Embedded V2000 Series Processors
Vulnerable Versions:
os kernel, RenoirPI-FP6_1.0.0.Ed, MendocinoPI-FT6_1.0.0.7f, ComboAM4v2 1.2.0.10, ChagallWSPI-sWRX8-1.0.0.D, CezannePI-FP6_1.0.1.1d, CastlePeakWSPI-sWRX8 1.0.0.I, ComboAM4PI 1.0.0.10, OS kernel, EmbeddedV2KAPI-FP6 1.0.0.A, EmbeddedPI-FP6_1.0.0.D
Timeline
Official Publish:
May 15th, 2026
Last Modified:
July 15th, 2026
Added to House:
July 22nd, 2026
CVSS Vectors
Weaknesses (CWE)
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.