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CVE intelligence

CVE-2026-98652

Vulnerability intelligence

Published Oct 18, 2026Sources checked Oct 21, 2026
N/ACVSS not listedScore unavailable
What this means

Review the available evidence

CVE-2026-98652. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.

What to do next

Remediation and response

Microsoft Security Response Center guidance

Vendor revision: Oct 20, 2026

Release Notes

CISA KEVNot listedBased on the latest collected catalog
EPSS0.2%Estimated 30-day exploitation probability
Ransomware useNot markedCISA KEV ransomware field
Threat actors0Source-linked actor relationships
Overview

What is CVE-2026-98652?

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

KVM: s390: Add missing srcu in kvm_s390_set_irq_state()

Like kvm_s390_inject_vcpu(), kvm_s390_set_irq_state() also needs the kvm->srcu or the slots lock when performing the Store status operation.

Fix by taking kvm->srcu in kvm_s390_set_irq_state().

Source: NVD