CVE-2016-8668

MEDIUM

QEMU - DoS

Title source: llm

Description

The rocker_io_writel function in hw/net/rocker/rocker.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (out-of-bounds read and QEMU process crash) by leveraging failure to limit DMA buffer size.

References (6)

[Mailing List, Third Party Advisory] http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html

[Mailing List, Patch, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/10/14/8

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/10/15/9

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/93566

[Patch, Third Party Advisory] https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg02501.html

[Third Party Advisory] https://security.gentoo.org/glsa/201611-11

Scores

CVSS v3 6.0

EPSS 0.0015

EPSS Percentile 35.4%

Attack Vector LOCAL

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

Classification

CWE

CWE-120

Status published

Affected Products (3)

qemu/qemu < 2.7.1

opensuse/leap

n/a/n/a

Timeline

Published Nov 04, 2016

Tracked Since Feb 18, 2026