---
cve: "CVE-2025-54518"
severity: "HIGH"
cvss: 7.3
epss: "29%"
vendor: "AMD"
kev: false
exploited: false
published: "2026-05-15 05:16:33"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-14T05:42:09+02:00"
---

# CVE-2025-54518

> 7.3 HIGH

## Beschreibung

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.

## CVSS-Vektor

```
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
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Lokal | good |
| AC Komplexität | Hoch | good |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |

## Referenzen

- <https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-7052.html>
- <http://www.openwall.com/lists/oss-security/2026/05/12/15>
- <http://xenbits.xen.org/xsa/advisory-490.html>
- <https://access.redhat.com/errata/RHSA-2026:50978>
- <https://access.redhat.com/errata/RHSA-2026:50979>
- <https://access.redhat.com/errata/RHSA-2026:53329>
- <https://access.redhat.com/errata/RHSA-2026:53989>
- <https://access.redhat.com/errata/RHSA-2026:53990>
- <https://access.redhat.com/errata/RHSA-2026:54769>
- <https://access.redhat.com/errata/RHSA-2026:55444>
- <https://access.redhat.com/errata/RHSA-2026:56573>
- <https://access.redhat.com/errata/RHSA-2026:57402>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2025-54518) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_