THREAT OPS › Threat News › RefluXFS: A Linux Kernel Local Privilege Escalation to Root in XFS (CVE-2026-64600)
RefluXFS: A Linux Kernel Local Privilege Escalation to Root in XFS (CVE-2026-64600)
<figure class="wp-block-image size-large"><img alt="" class="wp-image-41223" height="602" src="https://blog.qualys.com/wp-content/uploads/2026/07/Logo-1070x602.png" width="1070" /></figure>
<h2 class="wp-block-heading" id="executive-summary"><strong>Executive summary</strong></h2>
<p class="wp-block-paragraph"><a href="https://www.qualys.com/tru" rel="noreferrer noopener" target="_blank">Qua
MITRE ATT&CK techniques
Indicators of compromise
- CVE-2026-64600cve
- https://www.qualys.com/truurl
- https://www.qualys.com/apps/cybersecurity-asset-managementurl
- https://cdn2.qualys.com/advisory/2026/07/22/RefluXFS.txturl
Original source: https://blog.qualys.com/category/vulnerabilities-threat-research