VDB
CVE-2018-7540
CVE-2018-7540
PUBLISHED
An issue was discovered in Xen through 4.10.x allowing x86 PV guest OS users to cause a denial of service (host OS CPU hang) via non-preemptable L3/L4 pagetable freeing.
EPSS 0.11% · 29.1th percentile
Risk Scores
EPSS Score
0.11%
29.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | xen | 0, 4.5.1-0ubuntu2, 4.6.0-1ubuntu1 |
Timeline
- Feb 27, 2018 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- May 2, 2022 EPSS Score
- Sep 5, 2022 EPSS Score
- Nov 6, 2022 EPSS Score
- Jan 8, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2018-7540 third-party-advisory
- https://xenbits.xen.org/xsa/advisory-252.html third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2018-7540 third-party-advisory