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Alerts This Week
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Fedora 41: Xen Update 4.19.3 Critical Transitive Attack 2025-d2a821d9d1

fedora
Calendar Grey August 9, 2025
Dist Fedora Esm H88
The Fedora 41 release of Xen 4.19.3 comes with essential updates addressing various security vulnerabilities and enhances virtualization administration practices.
update to xen-4.19.3 includes patches for x86: Incorrect stubs exception handling for flags recovery [XSA-470, CVE-2025-27465] x86: Transitive Scheduler Attacks [XSA-471, CVE-2024-...

Summary

This package contains the XenD daemon and xm command line

tools, needed to manage virtual machines running under the

Xen hypervisor

Update Information:

update to xen-4.19.3 includes patches for x86: Incorrect stubs exception handling for flags recovery [XSA-470, CVE-2025-27465] x86: Transitive Scheduler Attacks [XSA-471, CVE-2024-36350,

Topics%20covered

Topics Covered

security advisory fedora patch xen exception handling transitive attack

Change Log

* Tue Aug 5 2025 Michael Young - 4.19.3-1 - update to xen-4.19.3 remove patches now included or superceded upstream includes patches for x86: Incorrect stubs exception handling for flags recovery [XSA-470, CVE-2025-27465] x86: Transitive Scheduler Attacks [XSA-471, CVE-2024-36350, CVE-2024-36357]

References


[ 1 ] Bug #2381572 - CVE-2025-27465 xen: Xen: Incorrect Exception Handling [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2381572

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-d2a821d9d1' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

Severity
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Name: xen
Product: Fedora 41
Version: 4.19.3
Release: 1.fc41
URL: https://xenproject.org/
Summary: Xen is a virtual machine monitor

Topics%20covered

Topics Covered

security advisory fedora patch xen exception handling transitive attack

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