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Debian 11 Bullseye: DSA-5117-1 Critical: Xen Escalation And DoS

debian
Calendar Grey April 10, 2022
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Vulnerabilities in KVM allow for unauthorized access, denial of service, and information exposure; Ubuntu advisory USN-5120-1 contains fixes.
Multiple vulnerabilities have been discovered in the Xen hypervisor, which could result in privilege escalation, denial of service or information leaks
Topics%20covered

Topics Covered

security advisory denial of service debian privilege escalation xen hypervisor

Summary

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 4.14.4+74-gd7b22226b5-1.

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/



Severity
critical
Lowest
Low
Medium
High
Critical

Package: xen
CVE ID: CVE-2022-23033 CVE-2022-23034 CVE-2022-23035 CVE-2022-26356

Topics%20covered

Topics Covered

security advisory denial of service debian privilege escalation xen hypervisor

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