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CVE-2026-46176

kernel: RDMA/mlx5: Fix error path fall-through in mlx5_ib_dev_res_srq_init()

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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 30, 2026

Description

A flaw was found in the Linux kernel's RDMA/mlx5 component. An error path fall-through in the mlx5_ib_dev_res_srq_init() function, specifically when ib_create_srq() fails, can lead to the use of freed memory and error pointers. This memory corruption vulnerability could result in system instability, denial of service, or potentially arbitrary code execution.

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-825 · Expired Pointer Dereference