Vulnerability in Qemu
CVE-2016-2392
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (33.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 33.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- Qemu — versions 2.5.0
- Canonical Ubuntu Linux — versions 12.04, 14.04, 15.10
Public proof-of-concept exploits
References
- www.securityfocus.com/bid/83274 (vdb-entry)
- lists.gnu.org/archive/html/qemu-devel/2016-02/msg02553.html (Vendor Advisory, mailing-list)
- www.openwall.com/lists/oss-security/2016/02/16/7 (mailing-list)
- security.gentoo.org/glsa/201604-01 (vendor-advisory)
- www.ubuntu.com/usn/USN-2974-1 (vendor-advisory)
- git.qemu.org/
- bugzilla.redhat.com/show_bug.cgi
- lists.debian.org/debian-lts-announce/2018/11/msg00038.html (mailing-list)
- lists.nongnu.org/archive/html/qemu-stable/2016-03/msg00064.html (Vendor Advisory, mailing-list)
Frequently asked questions
- What is CVE-2016-2392?
- CVE-2016-2392 is a medium-severity vulnerability in Qemu. CVSS score: 6.5/10. Published 2016-06-16.
- How severe is CVE-2016-2392?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2016-2392 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.