---
cve: "CVE-2025-54505"
severity: "LOW"
cvss: 2.0
epss: "0.2%"
vendor: "AMD"
kev: false
exploited: false
published: "2026-04-27 16:16:28"
tags: [cve, security, low]
source: tsecurity.de CVE-Dossier
exported: "2026-11-07T05:32:31+01:00"
---

# CVE-2025-54505

> 2.0 LOW

## Beschreibung

A transient execution vulnerability within AMD CPUs may allow a local user-privileged attacker to leak data via the floating point divisor unit, potentially resulting in loss of confidentiality.

## CNA-Record (Kanon, cvelistV5)

- CNA: **AMD**
- State: PUBLISHED
- Stand: 2026-04-29 03:04:47
- CNA-CVSS: **2.0** (`CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N`)

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **no**
  - Technical Impact: **partial**

## CVSS-Vektor

```
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
```

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

## Schwachstellen-Klasse

- **CWE-1420** — Exposure of Sensitive Information during Transient Execution
  A processor event or prediction may allow incorrect operations (or correct operations with incorrect data) to execute transiently, potentially exposing data over a covert channel.

## BSI-Hinweise (deutsch)

- [AMD Prozessoren und Xen: Schwachstelle ermöglicht Offenlegung von Informationen](https://wid.cert-bund.de/portal/wid/sicherheitshinweis/WID-SEC-W-2026-1175) — _BSI-Einstufung: niedrig_
  Ein lokaler Angreifer kann eine Schwachstelle in AMD Prozessoren und Xen ausnutzen, um Informationen offenzulegen.

## Referenzen

- <https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-7053.html>
- <http://xenbits.xen.org/xsa/advisory-488.html>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2025-54505/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_