---
cve: "CVE-2016-6833"
severity: "LOW"
cvss: 3.1
epss: "39%"
vendor: "n/a"
kev: false
exploited: false
published: "2016-12-10 00:59:03"
tags: [cve, security, low]
source: tsecurity.de CVE-Dossier
exported: "2026-09-15T08:16:07+02:00"
---

# CVE-2016-6833

> 3.1 LOW

## Beschreibung

Use-after-free vulnerability in the vmxnet3_io_bar0_write function in hw/net/vmxnet3.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (QEMU instance crash) by leveraging failure to check if the device is active.

## Referenzen

- <http://www.securityfocus.com/bid/93255>
- <https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html>
- <http://www.openwall.com/lists/oss-security/2016/08/12/1>
- <https://lists.gnu.org/archive/html/qemu-devel/2016-08/msg01602.html>
- <https://security.gentoo.org/glsa/201609-01>
- <http://www.openwall.com/lists/oss-security/2016/08/18/3>
- <http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=6c352ca9b4ee3e1e286ea9e8434bd8e69ac7d0d8>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2016-6833) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_