---
cve: "CVE-2023-52838"
severity: "MEDIUM"
cvss: 6.2
epss: "25%"
vendor: "Linux"
kev: false
exploited: false
published: "2024-05-21 16:15:21"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-11T12:37:02+02:00"
---

# CVE-2023-52838

> 6.2 MEDIUM

## Beschreibung

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

fbdev: imsttfb: fix a resource leak in probe

I've re-written the error handling but the bug is that if init_imstt()
fails we need to call iounmap(par->cmap_regs).

## CVSS-Vektor

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

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Lokal | good |
| 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 | Hoch | bad |

## Patch verfügbar (OSV)

- Kernel ≥ 4.19.299
- Kernel ≥ 5.4.261
- 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/382e1931e0c9cd58a5a8519cdc6cd9dc4d82b485>
- <https://git.kernel.org/stable/c/6c66d737b2726ac7784269ddf32a31634f8f269d>
- <https://git.kernel.org/stable/c/a4dfebec32ec6d420a5506dd56a7834c91be28e4>
- <https://git.kernel.org/stable/c/8e4b510fe91782522b7ca0ca881b663b5d35e513>
- <https://git.kernel.org/stable/c/7bc7b82fb2191b0d50a80ee4e27030918767dd1d>
- <https://git.kernel.org/stable/c/18d26f9baca7d0d309303e3074a2252b8310884a>
- <https://git.kernel.org/stable/c/b346a531159d08c564a312a9eaeea691704f3c00>
- <https://git.kernel.org/stable/c/aba6ab57a910ad4b940c2024d15f2cdbf5b7f76b>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2023-52838) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_