[qubes-users] XSAs released on 2021-02-18

Dear Qubes Community,

The Xen Project released one or more new Xen Security Advisories (XSAs) on 2021-02-18.
The security of Qubes OS *is affected* by one or more of these XSAs.
Therefore, *user action is required*.

XSAs that affect the security of Qubes OS (user action required)