7.1

CVE-2026-43141

ntb: ntb_hw_switchtec: Fix shift-out-of-bounds for 0 mw lut

In the Linux kernel, the following vulnerability has been resolved:

ntb: ntb_hw_switchtec: Fix shift-out-of-bounds for 0 mw lut

Number of MW LUTs depends on NTB configuration and can be set to zero,
in such scenario rounddown_pow_of_two will cause undefined behaviour and
should not be performed.
This patch ensures that rounddown_pow_of_two is called on valid value.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 4.15 < 5.10.252
Linux ≫ Linux Kernel Version >= 5.11 < 5.15.202
Linux ≫ Linux Kernel Version >= 5.16 < 6.1.165
Linux ≫ Linux Kernel Version >= 6.2 < 6.6.128
Linux ≫ Linux Kernel Version >= 6.7 < 6.12.75
Linux ≫ Linux Kernel Version >= 6.13 < 6.18.16
Linux ≫ Linux Kernel Version >= 6.19 < 6.19.6
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.13% 0.03
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.1 1.8 5.2
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

https://git.kernel.org/stable/c/d652ef399f131fcd5f8f34266167449ee7c9e5b3
Patch
https://git.kernel.org/stable/c/5590cd04d6845c01a6bad985a491c58af6fb5389
Patch
https://git.kernel.org/stable/c/a11d03d116eef138a7249202bd772c8e61915aec
Patch
https://git.kernel.org/stable/c/d0559d07afabfddaaded6a61a16154486b956764
Patch
https://git.kernel.org/stable/c/2e4d5e8d86a969318340be95470bb76e52392082
Patch
https://git.kernel.org/stable/c/a133e3caf844a3f56b6eef89ddaa66115874f6bd
Patch
https://git.kernel.org/stable/c/1a867d0d79a4a570a33f2f433919ad2bd7a27b67
Patch
https://git.kernel.org/stable/c/186615f8855a0be4ee7d3fcd09a8ecc10e783b08
Patch