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Vulnerability record · CVE-2026-93154 · published 17 September 2026

CVE-2026-93154: In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Add refcounting to user ring …

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.

7.8 CVSS 3.1 High EPSS 0.17% · top 94.0% Received
7.8CVSS 3.1 base score
0.17%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
18 Sep 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

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Source: NIST National Vulnerability Database (record CVE-2026-93154), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.