CVE-2026-43241

EUVD-2026-27804
In the Linux kernel, the following vulnerability has been resolved:

ntb: ntb_hw_switchtec: Fix array-index-out-of-bounds access

Number of MW LUTs depends on NTB configuration and can be set to MAX_MWS,
This patch protects against invalid index out of bounds access to mw_sizes
When invalid access print message to user that configuration is not valid.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.1 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 2%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
4.15 ≤
𝑥
< 5.10.252
linuxlinux_kernel
5.11 ≤
𝑥
< 5.15.202
linuxlinux_kernel
5.16 ≤
𝑥
< 6.1.165
linuxlinux_kernel
6.2 ≤
𝑥
< 6.6.128
linuxlinux_kernel
6.7 ≤
𝑥
< 6.12.75
linuxlinux_kernel
6.13 ≤
𝑥
< 6.18.16
linuxlinux_kernel
6.19 ≤
𝑥
< 6.19.6
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bookworm
6.1.170-3
fixed
bookworm (security)
6.1.174-1
fixed
bullseye
vulnerable
bullseye (security)
5.10.257-1
fixed
forky
7.0.12-2
fixed
sid
7.0.13-1
fixed
trixie
6.12.86-1
fixed
trixie (security)
6.12.94-1
fixed
Common Weakness Enumeration
Vulnerability Media Exposure
References
https://git.kernel.org/stable/c/0e930420945106151c6eb3d7837b4e6154e9b144
https://git.kernel.org/stable/c/2346856b74823a2a78109002e479a3d02526a9ce
https://git.kernel.org/stable/c/348e1ac9ad983ed7e62de14e1daf47f1695a4ce9
https://git.kernel.org/stable/c/47ce292dd45dc689747c40603222691638919189
https://git.kernel.org/stable/c/740945de896021b9a859e71f38f6aea72a6393cf
https://git.kernel.org/stable/c/85c9daa1f8319bbb3dfee71dc6a2f969cd3b4c92
https://git.kernel.org/stable/c/c8ba7ad2cc1c7b90570aa347b8ebbe279f1eface
https://git.kernel.org/stable/c/ee02c4f980c91820845dd8e469ec7dc670ab6d9d