CVE Explorer

CVE-2026-43141

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.

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:a769c41d6eb6d92e084f1424647e080979afc8510844d078e3a970883cd5157a

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/ntb/hw/mscc/ntb_hw_switchtec.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"d652ef399f131fcd5f8f34266167449ee7c9e5b3","status":"affected","version":"ec0467ccbdeb69a86c8729073057bda7bce00eec","versionType":"git"},{"lessThan":"5590cd04d6845c01a6bad985a491c58af6fb5389","status":"affected","version":"ec0467ccbdeb69a86c8729073057bda7bce00eec","versionType":"git"},{"lessThan":"a11d03d116eef138a7249202bd772c8e61915aec","status":"affected","version":"ec0467c…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:286e1753300d34cf3d30a7864726366b1854c8f1ada151fa1f668f85b63e66ca · sha256:9d6480ffd7a19a46… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/ntb/hw/mscc/ntb_hw_switchtec.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.15"},{"lessThan":"4.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.252","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.202","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.165","versionType":"s…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:286e1753300d34cf3d30a7864726366b1854c8f1ada151fa1f668f85b63e66ca · sha256:9d6480ffd7a19a46… · /containers/cna/affected/1

Affected products and versions

2 source assertions

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:286e1753300d34cf3d30a7864726366b1854c8f1ada151fa1f668f85b63e66ca · sha256:9d6480ffd7a19a46… · /containers/cna/affected/0

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:286e1753300d34cf3d30a7864726366b1854c8f1ada151fa1f668f85b63e66ca · sha256:9d6480ffd7a19a46… · /containers/cna/affected/1

Source references

8 source assertions

{"url":"https://git.kernel.org/stable/c/186615f8855a0be4ee7d3fcd09a8ecc10e783b08"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:286e1753300d34cf3d30a7864726366b1854c8f1ada151fa1f668f85b63e66ca · sha256:9d6480ffd7a19a46… · /containers/cna/references/7

{"url":"https://git.kernel.org/stable/c/1a867d0d79a4a570a33f2f433919ad2bd7a27b67"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:286e1753300d34cf3d30a7864726366b1854c8f1ada151fa1f668f85b63e66ca · sha256:9d6480ffd7a19a46… · /containers/cna/references/6

{"url":"https://git.kernel.org/stable/c/2e4d5e8d86a969318340be95470bb76e52392082"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:286e1753300d34cf3d30a7864726366b1854c8f1ada151fa1f668f85b63e66ca · sha256:9d6480ffd7a19a46… · /containers/cna/references/4

{"url":"https://git.kernel.org/stable/c/5590cd04d6845c01a6bad985a491c58af6fb5389"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:286e1753300d34cf3d30a7864726366b1854c8f1ada151fa1f668f85b63e66ca · sha256:9d6480ffd7a19a46… · /containers/cna/references/1

{"url":"https://git.kernel.org/stable/c/a11d03d116eef138a7249202bd772c8e61915aec"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:286e1753300d34cf3d30a7864726366b1854c8f1ada151fa1f668f85b63e66ca · sha256:9d6480ffd7a19a46… · /containers/cna/references/2

{"url":"https://git.kernel.org/stable/c/a133e3caf844a3f56b6eef89ddaa66115874f6bd"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:286e1753300d34cf3d30a7864726366b1854c8f1ada151fa1f668f85b63e66ca · sha256:9d6480ffd7a19a46… · /containers/cna/references/5

{"url":"https://git.kernel.org/stable/c/d0559d07afabfddaaded6a61a16154486b956764"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:286e1753300d34cf3d30a7864726366b1854c8f1ada151fa1f668f85b63e66ca · sha256:9d6480ffd7a19a46… · /containers/cna/references/3

{"url":"https://git.kernel.org/stable/c/d652ef399f131fcd5f8f34266167449ee7c9e5b3"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:286e1753300d34cf3d30a7864726366b1854c8f1ada151fa1f668f85b63e66ca · sha256:9d6480ffd7a19a46… · /containers/cna/references/0

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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