Description
An OOB heap buffer r/w access issue was found in the NVM Express Controller emulation in QEMU. It could occur in nvme_cmb_ops routines in nvme device. A guest user/process could use this flaw to crash the QEMU process resulting in DoS or potentially run arbitrary code with privileges of the QEMU process.
References (5)
Core 5
Core References
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16847
Mailing List, Patch, Third Party Advisory mailing-list
x_refsource_mlist
https://www.openwall.com/lists/oss-security/2018/11/02/1
Mailing List, Patch, Third Party Advisory x_refsource_misc
https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg00200.html
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3826-1/
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/105866
Scores
CVSS v3
7.8
EPSS
0.0009
EPSS Percentile
25.4%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-125
CWE-787
Status
published
Products (6)
canonical/ubuntu_linux
14.04
canonical/ubuntu_linux
16.04
canonical/ubuntu_linux
18.04
canonical/ubuntu_linux
18.10
qemu/qemu
3.1.0 rc0 (2 CPE variants)
qemu/qemu
< 3.0.0
Published
Nov 02, 2018
Tracked Since
Feb 18, 2026