CVE-2026-43282

MEDIUM

RDMA/ionic: Fix potential NULL pointer dereference in ionic_query_port

Title source: cna

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/ionic: Fix potential NULL pointer dereference in ionic_query_port The function ionic_query_port() calls ib_device_get_netdev() without checking the return value which could lead to NULL pointer dereference, Fix it by checking the return value and return -ENODEV if the 'ndev' is NULL.

References (3)

Core 3

Core References

https://git.kernel.org/stable/c/2b96156c927cd83c109e2e3946e6111dce73231f

https://git.kernel.org/stable/c/81932a46dfd0db10a03f46f0b1c7ef946ac4552f

https://git.kernel.org/stable/c/fd80bd7105f88189f47d465ca8cb7d115570de30

Scores

CVSS v3 5.5

EPSS 0.0001

EPSS Percentile 2.3%

Attack Vector LOCAL

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

Details

CWE

CWE-476

Status published

Products (10)

Linux/Linux < 6.18

Linux/Linux 2075bbe8ef03914aa2211035eec45d1d3a5c4ff2 - 2b96156c927cd83c109e2e3946e6111dce73231f

Linux/Linux 2075bbe8ef03914aa2211035eec45d1d3a5c4ff2 - 81932a46dfd0db10a03f46f0b1c7ef946ac4552f

Linux/Linux 2075bbe8ef03914aa2211035eec45d1d3a5c4ff2 - fd80bd7105f88189f47d465ca8cb7d115570de30

Linux/Linux 6.18

Linux/Linux 6.18.16 - 6.18.*

Linux/Linux 6.19.6 - 6.19.*

Linux/Linux 7.0

linux/linux_kernel 7.0 rc1

linux/linux_kernel 6.18 - 6.18.16

Published May 06, 2026

Tracked Since May 06, 2026