VULNERABILITY INTELLIGENCE

CVE-2019-17346

CVSS score8.8 HIGH
EPSS probability0.35%
CISA KEVNot currently listed
Published2019-10-08
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Description

An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges because of an incompatibility between Process Context Identifiers (PCID) and TLB flushes.

Weakness classification

  • CWE-20: Improper Input Validation

Primary references