CVE-2026-93154
HIGHCVSS 7.8/10
Last modified
CVE-2026-93154 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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..
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.
Metrics
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux | >= b48c24c2d710cf34810c555dcef883a3d35a9c08, < 07974c267f603a76aead348bca97deee95efdcc9; >= b48c24c2d710cf34810c555dcef883a3d35a9c08, < a6c0e693a7c881bfa43ac74cbcad1f8e10f1382b; >= b48c24c2d710cf34810c555dcef883a3d35a9c08, < f67d8a08f60c9217df6d40da56422d2049f5e334 |
| Linux | Linux | 5.14 |
References
Timeline
- Published
- Last Modified
- Status
- Received
Frequently Asked Questions
What is CVE-2026-93154?
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.
How severe is CVE-2026-93154?
CVE-2026-93154 has a CVSS score of 7.8/10 (HIGH severity).
How do I fix CVE-2026-93154?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-93154?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST