Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2026-68454

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
13/08/2026
Last modified:
17/08/2026

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> KVM: s390: pci: Fix handling of AIF enable without AISB<br /> <br /> When a guest seeks to register IRQs without a summary bit specified,<br /> ensure that the associated GAITE then stores 0 for the guest AISB<br /> location instead of virt_to_phys(page_address(NULL)).

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
8.80
Severity 3.x
HIGH

References to Advisories, Solutions, and Tools