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CVE-2022-50544 usb: host: xhci: Fix potential memory leak in xhci_alloc_stream_info()

🗓️ 07 Oct 2025 15:21:08Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 2 Views

Fix memory leak by releasing the stream context array on error during stream info allocation in usb host controller.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/usb/host/xhci-mem.c"
    ],
    "versions": [
      {
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        "lessThan": "7fc6bab3413e6a42bb1264ff7c9149808c93a4c7",
        "status": "affected",
        "versionType": "git"
      },
      {
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        "status": "affected",
        "versionType": "git"
      },
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      },
      {
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      },
      {
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      },
      {
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      },
      {
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      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/usb/host/xhci-mem.c"
    ],
    "versions": [
      {
        "version": "2.6.35",
        "status": "affected"
      },
      {
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        "lessThan": "2.6.35",
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        "versionType": "semver"
      },
      {
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        "status": "unaffected",
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      },
      {
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        "lessThanOrEqual": "4.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.19.262",
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        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.220",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.150",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.75",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.19.17",
        "lessThanOrEqual": "5.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.0.3",
        "lessThanOrEqual": "6.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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