---
cve: "CVE-2023-4611"
severity: "HIGH"
cvss: 7.0
epss: "26%"
vendor: "Linux"
kev: false
exploited: false
published: "2023-08-29 22:15:09"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-14T06:43:11+02:00"
---

# CVE-2023-4611

> 7.0 HIGH

## Beschreibung

A use-after-free flaw was found in mm/mempolicy.c in the memory management subsystem in the Linux Kernel. This issue is caused by a race between mbind() and VMA-locked page fault, and may allow a local attacker to crash the system or lead to a kernel information leak.

## CVSS-Vektor

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

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

## Referenzen

- <https://access.redhat.com/security/cve/CVE-2023-4611>
- <https://bugzilla.redhat.com/show_bug.cgi?id=2227244>
- <https://www.spinics.net/lists/stable-commits/msg310136.html>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2023-4611) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_