CVE-2016-2392

Severity

21%

Complexity

39%

Confidentiality

48%

CWE-476: NULL Pointer Dereference

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.

CWE-476: NULL Pointer Dereference

CVSS 3.0 Base Score 6.5. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H).

CVSS 2.0 Base Score 2.1. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:P).

Overview

First reported 9 years ago

2016-06-16 18:59:00

Last updated 6 years ago

2018-12-01 11:29:00

Affected Software

QEMU 2.5.0

2.5.0

Canonical Ubuntu Linux 12.04 LTS

12.04

Canonical Ubuntu Linux 14.04 LTS (Long-Term Support)

14.04

Canonical Ubuntu Linux 15.10

15.10

Canonical Ubuntu Linux 16.04 LTS (Long-Term Support)

16.04

References

http://git.qemu.org/?p=qemu.git;a=commit;h=80eecda8e5d09c442c24307f340840a5b70ea3b9

Vendor Advisory

[qemu-stable] 20160329 [Qemu-stable] [ANNOUNCE] QEMU 2.5.1 Stable released

Vendor Advisory

[oss-security] 20160216 CVE request Qemu: usb: null pointer dereference in remote NDIS control message handling

83274

USN-2974-1

https://bugzilla.redhat.com/show_bug.cgi?id=1302299

[debian-lts-announce] 20181130 [SECURITY] [DLA 1599-1] qemu security update

[qemu-devel] 20160211 [Qemu-devel] [PATCH] usb: check USB configuration descriptor object

Vendor Advisory

GLSA-201604-01

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