---
cve: "CVE-2023-52870"
severity: "MEDIUM"
cvss: 4.1
epss: "22%"
vendor: "Linux"
kev: false
exploited: false
published: "2024-05-21 16:15:23"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-11T01:03:21+02:00"
---

# CVE-2023-52870

> 4.1 MEDIUM

## Beschreibung

In the Linux kernel, the following vulnerability has been resolved:

clk: mediatek: clk-mt6765: Add check for mtk_alloc_clk_data

Add the check for the return value of mtk_alloc_clk_data() in order to
avoid NULL pointer dereference.

## CVSS-Vektor

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

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

## Patch verfügbar (OSV)

- Kernel ≥ 5.10.201
- Kernel ≥ 5.15.139
- Kernel ≥ 6.1.63
- Kernel ≥ 6.5.12
- Kernel ≥ 6.6.2

## Referenzen

- <https://git.kernel.org/stable/c/2617aa8ceaf30e41d3eb7f5fef3445542bef193a>
- <https://git.kernel.org/stable/c/533ca5153ad6c7b7d47ae0114b14d0333964b946>
- <https://git.kernel.org/stable/c/dd1f30d68fa98eb672c0a259297b761656a9025f>
- <https://git.kernel.org/stable/c/10cc81124407d862f0f747db4baa9c006510b480>
- <https://git.kernel.org/stable/c/b5ff3e89b4e7f46ad2aa0de7e08d18e6f87d71bc>
- <https://git.kernel.org/stable/c/b82681042724924ae3ba0f2f2eeec217fa31e830>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2023-52870) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_