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Case File

CVE-2018-19966

HIGH · CVSS 8.8 EPSS 0.44%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2018-12-08 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

CVE
CVE-2018-19966
Severity
HIGH
CVSS
8.8
EPSS
0.44%

Original Filing — NVD Description

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.