CVE-2016-2392 Information

Description

The is_rndis function in the USB Net device emulator (hw/usb/dev-network.c) in QEMU before 2.5.1 does not properly validate USB configuration descriptor objects which allows local guest OS administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) via vectors involving a remote NDIS control message packet.

CVSS Vector

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

Reference

http://git.qemu.org/?p=qemu.git;a=commit;h=80eecda8e5d09c442c24307f340840a5b70ea3b9 http://lists.nongnu.org/archive/html/qemu-stable/2016-03/msg00064.html http://www.openwall.com/lists/oss-security/2016/02/16/7 http://www.securityfocus.com/bid/83274 http://www.ubuntu.com/usn/USN-2974-1 https://bugzilla.redhat.com/show_bug.cgi?id=1302299 https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html https://lists.gnu.org/archive/html/qemu-devel/2016-02/msg02553.html https://security.gentoo.org/glsa/201604-01

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5