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CVE-2022-49962 xhci: Fix null pointer dereference in remove if xHC has only one roothub

🗓️ 18 Jun 2025 11:00:23Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 8 Views

Fixed null pointer dereference in xhci driver for controllers with one roothub in Linux kernel.

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CVE-2022-49962 xhci: Fix null pointer dereference in remove if xHC has only one roothub
18 Jun 202511:00
osv
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/usb/host/xhci-plat.c"
    ],
    "versions": [
      {
        "version": "e0fe986972f5b6b12086c73569206dd29c520be9",
        "lessThan": "7081b2f34ff291ada012bd6abacaf7d51c4cf73f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e0fe986972f5b6b12086c73569206dd29c520be9",
        "lessThan": "4a593a62a9e3a25ab4bc37f612e4edec144f7f43",
        "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/usb/host/xhci-plat.c"
    ],
    "versions": [
      {
        "version": "5.19",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.19",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.19.8",
        "lessThanOrEqual": "5.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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