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CVE-2026-31564

5.5 · MEDIUM
Published Apr 24, 2026 linux EPSS 0.11% (1th pctl)

Overview

CVE-2026-31564 is a medium-severity vulnerability affecting linux linux_kernel. It was published on April 24, 2026 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical Description

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

LoongArch: KVM: Fix base address calculation in kvm_eiointc_regs_access()

In function kvm_eiointc_regs_access(), the register base address is

caculated from array base address plus offset, the offset is absolute

value from the base address. The data type of array base address is

u64, it should be converted into the "void *" type and then plus the

offset.

Remediation

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
linux linux_kernel >= 6.19.1, < 6.19.11 Affected

Frequently Asked Questions

What is CVE-2026-31564?

CVE-2026-31564 is a medium-severity vulnerability affecting linux linux_kernel. It was published on April 24, 2026 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2026-31564?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-31564?

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-31564?

CyberStrike's AI-powered security agents can automatically detect CVE-2026-31564 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.