---
cve: "CVE-2019-19947"
severity: "MEDIUM"
cvss: 4.6
epss: "4.8%"
vendor: "Linux"
kev: false
exploited: false
published: "2019-12-24 00:15:10"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-12T17:16:52+02:00"
---

# CVE-2019-19947

> 4.6 MEDIUM

## Beschreibung

In the Linux kernel through 5.4.6, there are information leaks of uninitialized memory to a USB device in the drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c driver, aka CID-da2311a6385c.

## CVSS-Vektor

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

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

## Patch verfügbar (OSV)

- da2311a6385c3b499da2ed5d9be59ce331fa93e9 (Commit)
- da2311a6385c3b499da2ed5d9be59ce331fa93e9 (Commit)

## Referenzen

- <http://www.openwall.com/lists/oss-security/2019/12/24/1>
- <https://github.com/torvalds/linux/commit/da2311a6385c3b499da2ed5d9be59ce331fa93e9>
- <https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html>
- <https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html>
- <https://security.netapp.com/advisory/ntap-20200204-0002/>
- <https://usn.ubuntu.com/4284-1/>
- <https://usn.ubuntu.com/4285-1/>
- <https://usn.ubuntu.com/4427-1/>
- <https://usn.ubuntu.com/4485-1/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2019-19947) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_