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CVE-2026-43141 ntb: ntb_hw_switchtec: Fix shift-out-of-bounds for 0 mw lut

🗓️ 06 May 2026 11:27:26Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 37 Views

Linux kernel patch fixes shift-out-of-bounds in ntb_hw_switchtec for zero MW LUTs.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/ntb/hw/mscc/ntb_hw_switchtec.c"
    ],
    "versions": [
      {
        "version": "ec0467ccbdeb69a86c8729073057bda7bce00eec",
        "lessThan": "d652ef399f131fcd5f8f34266167449ee7c9e5b3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ec0467ccbdeb69a86c8729073057bda7bce00eec",
        "lessThan": "5590cd04d6845c01a6bad985a491c58af6fb5389",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ec0467ccbdeb69a86c8729073057bda7bce00eec",
        "lessThan": "a11d03d116eef138a7249202bd772c8e61915aec",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ec0467ccbdeb69a86c8729073057bda7bce00eec",
        "lessThan": "d0559d07afabfddaaded6a61a16154486b956764",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ec0467ccbdeb69a86c8729073057bda7bce00eec",
        "lessThan": "2e4d5e8d86a969318340be95470bb76e52392082",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ec0467ccbdeb69a86c8729073057bda7bce00eec",
        "lessThan": "a133e3caf844a3f56b6eef89ddaa66115874f6bd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ec0467ccbdeb69a86c8729073057bda7bce00eec",
        "lessThan": "1a867d0d79a4a570a33f2f433919ad2bd7a27b67",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ec0467ccbdeb69a86c8729073057bda7bce00eec",
        "lessThan": "186615f8855a0be4ee7d3fcd09a8ecc10e783b08",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/ntb/hw/mscc/ntb_hw_switchtec.c"
    ],
    "versions": [
      {
        "version": "4.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.15",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.252",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.202",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.165",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.128",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.75",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.16",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.6",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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