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SUSE Important Security Update Xen Denial of Service CVE-2026-2613-1

suse
Calendar Grey June 24, 2026
Dist Suse Esm H88
Update mitigates five critical issues in SUSE for xen, focusing on security threats and important patches.
An update that solves five vulnerabilities can now be installed.

Summary

## This update for xen fixes the following issues * CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption (bsc#1264066). * CVE-2026-42487: x86 HVM I/O port list traversal (bsc#1266952). * CVE-2026-42488: x86: mismatched mapcache metadata (bsc#1266955). * CVE-2026-42489,CVE-2026-42490: domctl lock open to abuse (bsc#1266953).

Topics%20covered

Topics Covered

security advisory denial of service SuSE important cve issue xen

References

* bsc#1264066

* bsc#1266952

* bsc#1266953

* bsc#1266955

Cross-

* CVE-2025-54518

* CVE-2026-42487

* CVE-2026-42488

* CVE-2026-42489

* CVE-2026-42490

CVSS scores:

* CVE-2025-54518 ( SUSE ): 7.3

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2025-54518 ( SUSE ): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-54518 ( NVD ): 7.3

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

* CVE-2026-42487 ( SUSE ): 8.8

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

* CVE-2026-42487 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:2613-1
Release Date: 2026-06-24T09:01:48Z
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service SuSE important cve issue xen

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