CVE-2026-43282 Details
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.
A vulnerability in the Linux kernel's RDMA Ionic driver could lead to a NULL pointer dereference. The issue arises in the 'ionic_query_port()' function, which calls 'ib_device_get_netdev()' without checking the return value. This oversight can cause a NULL pointer dereference if the network device is not found. The vulnerability affects the stable version of the Linux kernel.
The vulnerability has been fixed in the Linux kernel. Users can apply the latest patches available in the Linux kernel stable tree.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://git.kernel.org/stable/c/2b96156c927cd83c109e2e3946e6111dce73231f | kernel.org | Patch |
| https://git.kernel.org/stable/c/81932a46dfd0db10a03f46f0b1c7ef946ac4552f | kernel.org | Patch |
| https://git.kernel.org/stable/c/fd80bd7105f88189f47d465ca8cb7d115570de30 | kernel.org | Patch |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-476 | NULL Pointer Dereference | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| linux linux kernel | >= 6.18, < 6.18.16 >= 6.19, < 6.19.6 7.0 rc1 |
CPE
Remediation
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Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | kernel.org |
| May 8, 2026 | Initial Analysis | [email protected] |
| May 6, 2026 | New CVE Received | kernel.org |