CVE-2016-7423

MEDIUM

Qemu < 2.7.1 - Denial of Service

Title source: rule

Description

The mptsas_process_scsi_io_request function in QEMU (aka Quick Emulator), when built with LSI SAS1068 Host Bus emulation support, allows local guest OS administrators to cause a denial of service (out-of-bounds write and QEMU process crash) via vectors involving MPTSASRequest objects.

References (7)

[Patch] http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=670e56d3ed2918b3861d9216f2c0540d9e9ae0d5

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/09/16/11

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/09/16/5

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/92997

[Issue Tracking, Third Party Advisory] https://bugzilla.redhat.com/show_bug.cgi?id=1376776

[Mailing List, Patch, Third Party Advisory] https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03604.html

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

Scores

CVSS v3 4.4

EPSS 0.0014

EPSS Percentile 33.8%

Attack Vector LOCAL

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

Classification

Status published

Affected Products (2)

qemu/qemu < 2.7.1

n/a/n/a

Timeline

Published Oct 10, 2016

Tracked Since Feb 18, 2026