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Debian Security Advisory DSA-5017-1                   [email protected]
https://www.debian.org/security/                       Moritz Muehlenhoff
December 05, 2021                     https://www.debian.org/security/faq
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Package        : xen
CVE ID         : CVE-2021-28704 CVE-2021-28705 CVE-2021-28706
                 CVE-2021-28707 CVE-2021-28708 CVE-2021-28709

Multiple vulnerabilities have been discovered in the Xen hypervisor,
which could result in privilege escalation, denial of service or
information leaks.

For the stable distribution (bullseye), these problems have been fixed in
version 4.14.3+32-g9de3671772-1~deb11u1.

We recommend that you upgrade your xen packages.

For the detailed security status of xen please refer to
its security tracker page at:

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: [email protected]