CVE-2017-9503 Information

Description

QEMU (aka Quick Emulator) when built with MegaRAID SAS 8708EM2 Host Bus Adapter emulation support allows local guest OS privileged users to cause a denial of service (NULL pointer dereference and QEMU process crash) via vectors involving megasas command processing.

CVSS Vector

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

Reference

http://www.openwall.com/lists/oss-security/2017/06/08/1 http://www.securityfocus.com/bid/99010 https://bugzilla.redhat.com/show_bug.cgi?id=1459477 https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html https://lists.gnu.org/archive/html/qemu-devel/2017-06/msg01309.html https://lists.gnu.org/archive/html/qemu-devel/2017-06/msg01313.html

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5