CVE-2016-6835

MEDIUM

Qemu < 2.6.0 - Denial of Service

Title source: rule

Description

The vmxnet_tx_pkt_parse_headers function in hw/net/vmxnet_tx_pkt.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (buffer over-read) by leveraging failure to check IP header length.

References (6)

[Patch] http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=93060258ae748573ca7197204125a2670047896d

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/08/11/7

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/08/18/4

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:2392

[Mailing List, Third Party Advisory] https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html

[Patch, Vendor Advisory] https://lists.gnu.org/archive/html/qemu-stable/2016-08/msg00077.html

Scores

CVSS v3 6.0

EPSS 0.0007

EPSS Percentile 21.7%

Attack Vector LOCAL

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

Classification

Status published

Affected Products (4)

qemu/qemu < 2.6.0

redhat/virtualization

debian/debian_linux

n/a/n/a

Timeline

Published Dec 10, 2016

Tracked Since Feb 18, 2026