VDB
CVE-2018-19966
CVE-2018-19966
PUBLISHED
CVSS 8.800000190734863 HIGH
An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service (host OS crash) or possibly gain host OS privileges because of an interpretation conflict for a union data structure associated with shadow paging. NOTE: this issue exists because of an incorrect fix for CVE-2017-15595.
EPSS 0.44% · 36.8th percentile
Risk Scores
CVSS 3.0
8.800000190734863
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS Score
0.44%
36.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | xen | 4.9.0-0ubuntu3, 4.9.0-0ubuntu4, 4.9.2-0ubuntu1 |
| Ubuntu:16.04:LTS | xen | 4.6.0-1ubuntu4.1, 4.6.0-1ubuntu4.2, 4.6.0-1ubuntu4.3 |
Timeline
- Dec 8, 2018 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 25, 2021 EPSS Score
- Oct 27, 2021 EPSS Score
- Dec 28, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 1, 2022 EPSS Score
- May 3, 2022 EPSS Score
- Sep 7, 2022 EPSS Score
- Nov 9, 2022 EPSS Score
- Jan 11, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2018-19966 third-party-advisory
- https://xenbits.xen.org/xsa/advisory-280.txt third-party-advisory
- https://xenbits.xen.org/xsa/advisory-280.html third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2018-19966 third-party-advisory