SUSE-SU-2026:2668-1

Details

Description of the patch:

This update for xen fixes the following issues:

CVE-2026-42487: xen: x86 HVM I/O port list traversal (XSA-491) (bsc#1266952).
CVE-2026-42488: xen: x86: mismatched mapcache metadata (XSA-494) (bsc#1266955).
CVE-2026-42489,CVE-2026-42490: xen: domctl lock open to abuse (XSA-492) (bsc#1266953).

Affected Packages

xen

SUSE Linux Enterprise Server 12 SP5SUSE Linux Enterprise Server 12 SP5-LTSSSUSE Linux Enterprise Server LTSS Extended Security 12 SP5

Fixed in:

4.12.4_70-3.145.1

xen-devel

SUSE Linux Enterprise Server 12 SP5SUSE Linux Enterprise Server 12 SP5-LTSSSUSE Linux Enterprise Server LTSS Extended Security 12 SP5

Fixed in:

4.12.4_70-3.145.1

xen-doc-html

SUSE Linux Enterprise Server 12 SP5SUSE Linux Enterprise Server 12 SP5-LTSSSUSE Linux Enterprise Server LTSS Extended Security 12 SP5

Fixed in:

4.12.4_70-3.145.1

xen-libs

SUSE Linux Enterprise Server 12 SP5SUSE Linux Enterprise Server 12 SP5-LTSSSUSE Linux Enterprise Server LTSS Extended Security 12 SP5

Fixed in:

4.12.4_70-3.145.1

xen-libs-32bit

SUSE Linux Enterprise Server 12 SP5SUSE Linux Enterprise Server 12 SP5-LTSSSUSE Linux Enterprise Server LTSS Extended Security 12 SP5

Fixed in:

4.12.4_70-3.145.1

xen-tools

SUSE Linux Enterprise Server 12 SP5SUSE Linux Enterprise Server 12 SP5-LTSSSUSE Linux Enterprise Server LTSS Extended Security 12 SP5

Fixed in:

4.12.4_70-3.145.1

xen-tools-domU

SUSE Linux Enterprise Server 12 SP5SUSE Linux Enterprise Server 12 SP5-LTSSSUSE Linux Enterprise Server LTSS Extended Security 12 SP5

Fixed in:

4.12.4_70-3.145.1

References

ADVISORY

https://bugzilla.suse.com/1266952

ADVISORY

https://bugzilla.suse.com/1266953

ADVISORY

https://bugzilla.suse.com/1266955

ADVISORY

https://lists.suse.com/pipermail/sle-updates/2026-June/047664.html

ADVISORY

https://www.suse.com/security/cve/CVE-2026-42487/

ADVISORY

https://www.suse.com/security/cve/CVE-2026-42488/

ADVISORY

https://www.suse.com/security/cve/CVE-2026-42489/

ADVISORY

https://www.suse.com/security/cve/CVE-2026-42490/

WEB

https://www.suse.com/support/security/rating/

ADVISORY

https://www.suse.com/support/update/announcement/2026/suse-su-20262668-1/