CVE-2026-43141In 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,…
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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.
- CVSS
- 7.1 HIGH (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
- Weakness (CWE)
- CWE-125
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
linux linux_kernel linux:linux_kernel | from 4.15 before 5.10.252; from 5.11 before 5.15.202; from 5.16 before 6.1.165; from 6.2 before 6.6.128; from 6.7 before 6.12.75; from 6.13 before 6.18.16; from 6.19 before 6.19.6 | NVD |
References
- https://git.kernel.org/stable/c/186615f8855a0be4ee7d3fcd09a8ecc10e783b08patch
- https://git.kernel.org/stable/c/1a867d0d79a4a570a33f2f433919ad2bd7a27b67patch
- https://git.kernel.org/stable/c/2e4d5e8d86a969318340be95470bb76e52392082patch
- https://git.kernel.org/stable/c/5590cd04d6845c01a6bad985a491c58af6fb5389patch
- https://git.kernel.org/stable/c/a11d03d116eef138a7249202bd772c8e61915aecpatch
- https://git.kernel.org/stable/c/a133e3caf844a3f56b6eef89ddaa66115874f6bdpatch
- https://git.kernel.org/stable/c/d0559d07afabfddaaded6a61a16154486b956764patch
- https://git.kernel.org/stable/c/d652ef399f131fcd5f8f34266167449ee7c9e5b3patch
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.