CVE-2025-71155

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.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/2af2abbcbf8573100288e8f8aea2dab8a2a0ceb7	Patch
https://git.kernel.org/stable/c/2f393c228cc519ddf19b8c6c05bf15723241aa96	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

History

17 Jun 2026, 10:03

Type	Values Removed	Values Added
Summary		(es) En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta: KVM: s390: Corregir gmap_helper_zap_one_page() de nuevo Faltaban algunas comprobaciones en gmap_helper_zap_one_page(), lo que puede llevar a corrupción de memoria en el invitado bajo circunstancias específicas. Añadir las comprobaciones faltantes.

26 Feb 2026, 20:31

Type	Values Removed	Values Added
First Time		Linux Linux linux Kernel
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.8
References	~~() https://git.kernel.org/stable/c/2af2abbcbf8573100288e8f8aea2dab8a2a0ceb7 -~~	() https://git.kernel.org/stable/c/2af2abbcbf8573100288e8f8aea2dab8a2a0ceb7 - Patch
References	~~() https://git.kernel.org/stable/c/2f393c228cc519ddf19b8c6c05bf15723241aa96 -~~	() https://git.kernel.org/stable/c/2f393c228cc519ddf19b8c6c05bf15723241aa96 - Patch
CWE		CWE-787
CPE		cpe:2.3:o:linux:linux_kernel::::::::

23 Jan 2026, 15:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-01-23 15:16

Updated : 2026-07-30 06:24

NVD link : CVE-2025-71155

Mitre link : CVE-2025-71155

CVE.ORG link : CVE-2025-71155

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-787

Out-of-bounds Write

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