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Debian Security Advisory DSA-4723-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
July 12, 2020                         https://www.debian.org/security/faq
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Package        : xen
CVE ID         : CVE-2020-11739 CVE-2020-11740 CVE-2020-11741 CVE-2020-11742 
                 CVE-2020-11743 CVE-2020-15563 CVE-2020-15564 CVE-2020-15565 
                 CVE-2020-15566 CVE-2020-15567

Multiple vulnerabilities have been discovered in the Xen hypervisor,
which could result in denial of service, guest-to-host privilege
escalation or information leaks.
      
For the stable distribution (buster), these problems have been fixed in
version 4.11.4+24-gddaaccbbab-1~deb10u1.

We recommend that you upgrade your xen packages.

For the detailed security status of xen please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/xen

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: debian-security-announce@lists.debian.org