Description
In the Linux kernel, the following vulnerability has been resolved:

KVM: s390: Fix gmap_helper_zap_one_page() again

A few checks were missing in gmap_helper_zap_one_page(), which can lead
to memory corruption in the guest under specific circumstances.

Add the missing checks.
Published: 2026-01-23
Score: 7.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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Advisories
Source ID Title
Ubuntu USN Ubuntu USN USN-8277-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-8277-2 Linux kernel (Oracle) vulnerabilities
Ubuntu USN Ubuntu USN USN-8310-1 Linux kernel (Azure) vulnerabilities
Ubuntu USN Ubuntu USN USN-8374-1 Linux kernel vulnerabilities
History

Thu, 26 Feb 2026 20:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-787
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}


Sat, 24 Jan 2026 00:15:00 +0000


Fri, 23 Jan 2026 14:30:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Fix gmap_helper_zap_one_page() again A few checks were missing in gmap_helper_zap_one_page(), which can lead to memory corruption in the guest under specific circumstances. Add the missing checks.
Title KVM: s390: Fix gmap_helper_zap_one_page() again
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

Subscriptions

Linux Linux Kernel
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-05-23T16:03:28.261Z

Reserved: 2026-01-13T15:30:19.663Z

Link: CVE-2025-71155

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2026-01-23T15:16:06.447

Modified: 2026-02-26T20:31:07.307

Link: CVE-2025-71155

cve-icon Redhat

Severity :

Publid Date: 2026-01-23T00:00:00Z

Links: CVE-2025-71155 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses