CVE-2016-2392

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.

6.5

CVSS

Severity: Medium

CVSS 3.0 •

CVSS 2.0 •

EPSS 0.09%

Vendor Advisory gentoo.org Vendor Advisory ubuntu.com Vendor Advisory nongnu.org Vendor Advisory gnu.org

Affected: n/a n/a

References

Link	Tags
http://www.securityfocus.com/bid/83274	vdb entry
https://lists.gnu.org/archive/html/qemu-devel/2016-02/msg02553.html	vendor advisory mailing list
http://www.openwall.com/lists/oss-security/2016/02/16/7	mailing list
https://security.gentoo.org/glsa/201604-01	vendor advisory
http://www.ubuntu.com/usn/USN-2974-1	vendor advisory
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=80eecda8e5d09c442c24307f340840a5b70ea3b9
https://bugzilla.redhat.com/show_bug.cgi?id=1302299
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html	mailing list
http://lists.nongnu.org/archive/html/qemu-stable/2016-03/msg00064.html	vendor advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2016-2392?: CVE-2016-2392 has been scored as a medium severity vulnerability.
How to fix CVE-2016-2392?: To fix CVE-2016-2392, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-2392 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2016-2392 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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