CVE-2026-43282

EUVD-2026-27679
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 4%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
6.18 ≤
𝑥
< 6.18.16
linuxlinux_kernel
6.19 ≤
𝑥
< 6.19.6
linuxlinux_kernel
7.0:rc1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bookworm
6.1.159-1
fixed
bookworm (security)
6.1.170-1
fixed
bullseye
5.10.223-1
fixed
bullseye (security)
5.10.251-4
fixed
forky
6.19.14-1
fixed
sid
7.0.4-1
fixed
trixie
6.12.73-1
fixed
trixie (security)
6.12.86-1
fixed
Common Weakness Enumeration
Vulnerability Media Exposure
References
https://git.kernel.org/stable/c/2b96156c927cd83c109e2e3946e6111dce73231f
https://git.kernel.org/stable/c/81932a46dfd0db10a03f46f0b1c7ef946ac4552f
https://git.kernel.org/stable/c/fd80bd7105f88189f47d465ca8cb7d115570de30