---
cve: "CVE-2025-14831"
severity: "MEDIUM"
cvss: 5.3
epss: "64%"
vendor: "Red Hat"
kev: false
exploited: false
published: "2026-02-09 15:16:09"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-04T18:07:14+02:00"
---

# CVE-2025-14831

> 5.3 MEDIUM

## Beschreibung

A flaw was found in GnuTLS. This vulnerability allows a denial of service (DoS) by excessive CPU (Central Processing Unit) and memory consumption via specially crafted malicious certificates containing a large number of name constraints and subject alternative names (SANs).

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Keine | good |
| I Integrität | Keine | good |
| A Verfügbarkeit | Gering | warn |

## Referenzen

- <https://access.redhat.com/errata/RHSA-2026:13812>
- <https://access.redhat.com/errata/RHSA-2026:16008>
- <https://access.redhat.com/errata/RHSA-2026:16009>
- <https://access.redhat.com/errata/RHSA-2026:16174>
- <https://access.redhat.com/errata/RHSA-2026:25096>
- <https://access.redhat.com/errata/RHSA-2026:30849>
- <https://access.redhat.com/errata/RHSA-2026:30850>
- <https://access.redhat.com/errata/RHSA-2026:33125>
- <https://access.redhat.com/errata/RHSA-2026:3477>
- <https://access.redhat.com/errata/RHSA-2026:4188>
- <https://access.redhat.com/errata/RHSA-2026:4655>
- <https://access.redhat.com/errata/RHSA-2026:4943>
- <https://access.redhat.com/errata/RHSA-2026:5585>
- <https://access.redhat.com/errata/RHSA-2026:5606>
- <https://access.redhat.com/errata/RHSA-2026:6618>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2025-14831) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_