CVE-2016-7423

LOW

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

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

Details

Source: MITRE

Published: 2016-10-10

Updated: 2017-07-01

Type: CWE-787

Risk Information

CVSS v2.0

Base Score: 2.1

Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3.0

Base Score: 4.4

Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 0.8

Severity: MEDIUM