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CVE-2026-46117

kernel: RDMA/mana: Remove user triggerable WARN_ON() in mana_ib_create_qp_rss()

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Severity

Important

Red Hat Product Security

7

CVSS 3.1

Review impact separately from score.

Published · May 28, 2026

Updated · October 29, 2026

Description

A flaw was found in the Linux kernel's RDMA/mana component. A local user could trigger a kernel corruption by providing specific configurations through the user Application Programming Interface (uAPI) that cause an internal error. This issue arises when Work Queues (WQs) are specified to share the same Completion Queue (CQ), leading to an unstable system state.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE-1288 · Improper Validation of Consistency within Input