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shield Security update for xen

SUSE-SLE-Module-Basesystem-15-SP7-2026-589

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

Release Date

Feb 20 2026
References

Bugzilla: 1256745, 1256747, 1027519
CVEs: CVE-2026-23553, CVE-2025-58150
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_06-150700.3.25.1 lock src

xen-libs
Xen Virtualization: Libraries

4.20.2_06-150700.3.25.1 lock rpm

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

4.20.2_06-150700.3.25.1 lock rpm