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shield Security update for xen

SUSE-SLE-Module-Basesystem-15-SP7-2026-329

This update for xen fixes the following issues: - CVE-2025-58150: Fixed buffer overrun with shadow paging and tracing (XSA-477) (bsc#1256745) - CVE-2026-23553: Fixed incomplete IBPB for vCPU isolation (XSA-479) (bsc#1256747)

Release Date

Jan 28 2026
References

Bugzilla: 1256747, 1256745
CVEs: CVE-2025-58150, CVE-2026-23553
Type

security
Severity

moderate

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Basesystem Module 15.7 x86_64

Packages

xen
Xen Virtualization: Hypervisor (aka VMM aka Microkernel)

4.20.2_04-150700.3.22.1 lock src

xen-libs
Xen Virtualization: Libraries

4.20.2_04-150700.3.22.1 lock rpm

xen-tools-domU
Xen Virtualization: Control tools for domain U

4.20.2_04-150700.3.22.1 lock rpm