UBUNTU-CVE-2018-16847
Advisory lineage Upstream: 1 Downstream: 1
Upstream
Downstream
Published: 02 Nov 2018, 00:00
Last modified:04 Feb 2026, 03:24
Vulnerability Summary
Overall Risk (default)
medium
31/100 CVSS Score
7.8 HIGH
3.1 (osv_ubuntu)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected
Timeline
02 Nov 2018, 00:00
Published
Vulnerability first disclosed
04 Feb 2026, 03:24
Last Modified
Vulnerability information updated
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.
CVSS Metrics
- v3.1•HIGH•Score: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- v3.0•HIGH•Score: 7.8CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Systems
- ubuntu•qemu
< 1:2.11+dfsg-1ubuntu7.8