CVE-2017-9374 Information

Description

Memory leak in QEMU (aka Quick Emulator) when built with USB EHCI Emulation support allows local guest OS privileged users to cause a denial of service (memory consumption) by repeatedly hot-unplugging the device.

CVSS Vector

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

Reference

http://git.qemu.org/?p=qemu.git;a=commit;h=d710e1e7bd3d5bfc26b631f02ae87901ebe646b0 http://www.debian.org/security/2017/dsa-3920 http://www.openwall.com/lists/oss-security/2017/06/06/3 http://www.securityfocus.com/bid/98905 https://access.redhat.com/errata/RHSA-2017:2392 https://access.redhat.com/errata/RHSA-2017:2408 https://bugzilla.redhat.com/show_bug.cgi?id=1459132 https://lists.debian.org/debian-lts-announce/2018/09/msg00007.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