CVE-2026-98649 in Linux

Summary

by MITRE • 10/18/2026

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

KVM: s390: Fix race in _destroy_pages_crste()

Use READ_ONCE() in _destroy_pages_crste() to read the crste, avoid dereferencing the pointer multiple times.

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• Responsible: Linux
• Reservation: 09/25/2026
• Disclosure: 10/18/2026
• Moderation: accepted
• Entry: VDB-422175
• CPE: 20261018
• CWE: CWE-362 (confirmed)
• CVSS: 9.9 (VulDB)
• EPSS: 0.00000
• KEV: no
• Activities: very low
• Sector: Energy, Agriculture, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-98649
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-98649
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-98649/