CVE-2025-54518
Summary
| CVE | CVE-2025-54518 |
|---|---|
| State | PUBLISHED |
| Assigner | AMD |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-05-15 05:16:33 UTC |
| Updated | 2026-05-15 05:16:33 UTC |
| 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. |
Risk And Classification
Primary CVSS: v4.0 7.3 HIGH from [email protected]
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/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
Problem Types: CWE-1189 | CWE-1189 CWE-1189 Improper Isolation of Shared Resources on System-on-a-Chip (SoC)
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 7.3 | HIGH | 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/E:X/C... |
| 4.0 | CNA | CVSS | 7.3 | HIGH | 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 |
CVSS v4.0 Breakdown
Attack Vector
LocalAttack Complexity
HighAttack Requirements
NonePrivileges Required
LowUser Interaction
NoneConfidentiality
HighIntegrity
HighAvailability
HighSub Conf.
NoneSub Integrity
NoneSub Availability
NoneCVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/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
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | AMD | AMD EPYC 7002 Series Processors | unaffected os kernel | Not specified |
| CNA | AMD | AMD Ryzen 4000 Series Mobile Processors With Radeon Graphics | unaffected RenoirPI-FP6_1.0.0.Ed | Not specified |
| CNA | AMD | AMD Ryzen 7020 Series Processors With Radeon Graphics | unaffected MendocinoPI-FT6_1.0.0.7f | Not specified |
| CNA | AMD | AMD Ryzen 3000 Series Desktop Processors | unaffected ComboAM4v2 1.2.0.10 | Not specified |
| CNA | AMD | AMD Ryzen Threadripper PRO 3000 WX-Series Processors | unaffected ChagallWSPI-sWRX8-1.0.0.D | Not specified |
| CNA | AMD | AMD Ryzen 7030 Series Mobile Processors With Radeon Graphics | unaffected CezannePI-FP6_1.0.1.1d | Not specified |
| CNA | AMD | AMD Ryzen Threadripper PRO 3000 WX-Series Processors | unaffected CastlePeakWSPI-sWRX8 1.0.0.I | Not specified |
| CNA | AMD | AMD Ryzen 5000 Series Mobile Processors With Radeon Graphics | unaffected CezannePI-FP6_1.0.1.1d | Not specified |
| CNA | AMD | AMD Ryzen 5000 Series Mobile Processors With Radeon Graphics | unaffected CezannePI-FP6_1.0.1.1d | Not specified |
| CNA | AMD | AMD Ryzen 4000 Series Desktop Processors | unaffected ComboAM4v2 1.2.0.10 | Not specified |
| CNA | AMD | AMD Ryzen 5000 Series Desktop Processors With Radeon Graphics | unaffected ComboAM4v2 1.2.0.10 | Not specified |
| CNA | AMD | AMD Ryzen 3000 Series Desktop Processors | unaffected ComboAM4PI 1.0.0.10 | Not specified |
| CNA | AMD | AMD EPYC Embedded 7002 Series Processors | unaffected OS kernel | Not specified |
| CNA | AMD | AMD Ryzen Embedded V2000A Series Processors | unaffected EmbeddedV2KAPI-FP6 1.0.0.A | Not specified |
| CNA | AMD | AMD Ryzen Embedded V2000 Series Processors | unaffected EmbeddedPI-FP6_1.0.0.D | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.amd.com/en/resources/product-security/bulletin/AMD-SB-7052.html | [email protected] | www.amd.com | |
| xenbits.xen.org/xsa/advisory-490.html | af854a3a-2127-422b-91ae-364da2661108 | xenbits.xen.org | |
| www.openwall.com/lists/oss-security/2026/05/12/15 | af854a3a-2127-422b-91ae-364da2661108 | www.openwall.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.