---
cve: "CVE-2026-74280"
severity: "CRITICAL"
cvss: 10.0
epss: "70%"
vendor: "Linux"
kev: false
exploited: false
published: "2026-08-15 06:22:27"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-02T10:25:38+02:00"
---

# CVE-2026-74280

> 10.0 CRITICAL

## Beschreibung

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

crypto: marvell/octeontx - fix DMA cleanup using wrong loop index

The sg_cleanup path used list[i] instead of list[j] when unmapping DMA
buffers, leaking successfully mapped entries and repeatedly unmapping
the failed one.

## CVSS-Vektor

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

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

## Patch verfügbar (OSV)

- Kernel ≥ 5.10.261
- Kernel ≥ 5.15.212
- Kernel ≥ 6.1.178
- Kernel ≥ 6.6.145
- Kernel ≥ 6.12.97
- Kernel ≥ 6.18.40
- Kernel ≥ 7.1.5

## Referenzen

- <https://git.kernel.org/stable/c/97f150ba3e372256eabb93bd80c2cf3740077fb5>
- <https://git.kernel.org/stable/c/8a0db9fad3c97e6447a92417cb95d7c55eaa9530>
- <https://git.kernel.org/stable/c/8d301e5a51173ba56ce4f632a2a33bf6b14b0fcf>
- <https://git.kernel.org/stable/c/ed374dbc70c10c4a864414b3d9c257faec8fd485>
- <https://git.kernel.org/stable/c/6c721a3e43344f8560ee4ef506fc1f72b4646dcd>
- <https://git.kernel.org/stable/c/5f99a396f706afc749448659d1565991330e4f71>
- <https://git.kernel.org/stable/c/acff30cfc0d72465b51b0bfdf019f1cb54e15314>
- <https://git.kernel.org/stable/c/7891c64c0520519782470ba29bac8a5761e295d8>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-74280) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_