Medium 5.5Published May 6, 2026

CVE-2026-43282RDMA/ionic: Fix potential NULL pointer dereference in ionic_query_port

Updated under an hour ago (Oct 27, 2026, 2:30 AM ET)

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Exploited in the last 30 days

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.

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Analyzed
Record last updated: May 11, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	2075bbe8ef03914aa2211035eec45d1d3a5c4ff2 builds before 2b96156c927cd83c109e2e3946e6111dce73231f; from 2075bbe8ef03914aa2211035eec45d1d3a5c4ff2 before 81932a46dfd0db10a03f46f0b1c7ef946ac4552f; from 2075bbe8ef03914aa2211035eec45d1d3a5c4ff2 before fd80bd7105f88189f47d465ca8cb7d115570de30	CNA record
linux linux_kernel linux:linux_kernel	from 6.18 before 6.18.16; from 6.19 before 6.19.6; 7.0	NVD

References

References

https://git.kernel.org/stable/c/2b96156c927cd83c109e2e3946e6111dce73231f	patch
https://git.kernel.org/stable/c/81932a46dfd0db10a03f46f0b1c7ef946ac4552f	patch
https://git.kernel.org/stable/c/fd80bd7105f88189f47d465ca8cb7d115570de30	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.