Dear Qubes Community,

The Xen Project has published Xen Security Advisories 268, 269, 271, and 272 (XSA-268, XSA-269, XSA-271, and XSA-272, respectively). These XSAs do not affect the security of Qubes OS, and no user action is necessary.

These XSAs have been added to the XSA Tracker:

https://www.qubes-os.org/security/xsa/#268

https://www.qubes-os.org/security/xsa/#269

https://www.qubes-os.org/security/xsa/#271

https://www.qubes-os.org/security/xsa/#272