CVE-2026-93154 in Linux

Résumé

par MITRE • 18/09/2026

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

RDMA/irdma: Add refcounting to user ring MRs

Prevent userspace from deregistering the MRs that back QP/CQ/SRQ rings by bumping the MR's refcount upon association.

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• Responsable: Linux
• Réserver: 17/09/2026
• Divulgation: 18/09/2026
• Modérer: accepté
• Entrée: VDB-407231
• CPE: prêt
• CWE: CWE-911 (confirmé)
• CVSS: 8.2 (VulDB)
• EPSS: 0.00000
• KEV: non
• Activités: très faible
• Secteur: Industry, Education, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-93154
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-93154
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-93154/