RHSA-2026:65803 — Security Advisory
Red Hat Security Advisory: libvirt security update
Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · September 9, 2026
Updated · November 4, 2026
Topic
An update for libvirt is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
The libvirt library contains a C API for managing and interacting with the virtualization capabilities of Linux and other operating systems. In addition, libvirt provides tools for remote management of virtualized systems.
Security Fix(es):
- libvirt: swtpm privilege escalation via symlink following (CVE-2026-63622)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.