CVE-2016-7423 Information

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.

CVSS Vector

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

Reference

http://git.qemu.org/?p=qemu.git;a=commit;h=670e56d3ed2918b3861d9216f2c0540d9e9ae0d5 http://www.openwall.com/lists/oss-security/2016/09/16/11 http://www.openwall.com/lists/oss-security/2016/09/16/5 http://www.securityfocus.com/bid/92997 https://bugzilla.redhat.com/show_bug.cgi?id=1376776 https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03604.html https://security.gentoo.org/glsa/201611-11

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction Required

HIGH

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

4.4