vulnerability

Red Hat: CVE-2019-17348: xen: xsa294: Insufficient TLB flushing when using PCID

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:C)
Published
Oct 8, 2019
Added
Jul 9, 2025
Modified
Jul 9, 2025

Description

An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service because of an incompatibility between Process Context Identifiers (PCID) and shadow-pagetable switching.

Solution

no-fix-redhat-rpm-package
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.