CVE-2026-93154
RDMA/irdma: Add refcounting to user ring MRs
CVSS Score
7.8
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Sep 17, 2026 |
| Last Updated | Oct 19, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Linux / Linux
b48c24c2d710cf34810c555dcef883a3d35a9c08 < 07974c267f603a76aead348bca97deee95efdcc9 b48c24c2d710cf34810c555dcef883a3d35a9c08 < a6c0e693a7c881bfa43ac74cbcad1f8e10f1382b b48c24c2d710cf34810c555dcef883a3d35a9c08 < f67d8a08f60c9217df6d40da56422d2049f5e334
Linux / Linux
5.14