---
cve: "CVE-2023-4134"
severity: "MEDIUM"
cvss: 5.5
epss: "20%"
vendor: "Linux"
kev: false
exploited: false
published: "2024-11-14 11:15:03"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-08T09:13:51+02:00"
---

# CVE-2023-4134

> 5.5 MEDIUM

## Beschreibung

A use-after-free vulnerability was found in the cyttsp4_core driver in the Linux kernel. This issue occurs in the device cleanup routine due to a possible rearming of the watchdog_timer from the workqueue. This could allow a local user to crash the system, causing a denial of service.

## CVSS-Vektor

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

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

## Referenzen

- <https://access.redhat.com/security/cve/CVE-2023-4134>
- <https://bugzilla.redhat.com/show_bug.cgi?id=2221700>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2023-4134) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_