ghsa-9vg5-4v4q-375p
Vulnerability from github
Published
2024-03-25 12:30
Modified
2024-05-16 21:31
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details

In the Linux kernel, the following vulnerability has been resolved:

net: usb: fix memory leak in smsc75xx_bind

Syzbot reported memory leak in smsc75xx_bind(). The problem was is non-freed memory in case of errors after memory allocation.

backtrace: [] kmalloc include/linux/slab.h:556 [inline] [] kzalloc include/linux/slab.h:686 [inline] [] smsc75xx_bind+0x7a/0x334 drivers/net/usb/smsc75xx.c:1460 [] usbnet_probe+0x3b6/0xc30 drivers/net/usb/usbnet.c:1728

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{
  "affected": [],
  "aliases": [
    "CVE-2021-47171"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-401"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-03-25T10:15:08Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: usb: fix memory leak in smsc75xx_bind\n\nSyzbot reported memory leak in smsc75xx_bind().\nThe problem was is non-freed memory in case of\nerrors after memory allocation.\n\nbacktrace:\n  [\u003cffffffff84245b62\u003e] kmalloc include/linux/slab.h:556 [inline]\n  [\u003cffffffff84245b62\u003e] kzalloc include/linux/slab.h:686 [inline]\n  [\u003cffffffff84245b62\u003e] smsc75xx_bind+0x7a/0x334 drivers/net/usb/smsc75xx.c:1460\n  [\u003cffffffff82b5b2e6\u003e] usbnet_probe+0x3b6/0xc30 drivers/net/usb/usbnet.c:1728",
  "id": "GHSA-9vg5-4v4q-375p",
  "modified": "2024-05-16T21:31:56Z",
  "published": "2024-03-25T12:30:52Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-47171"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/200dbfcad8011e50c3cec269ed7b980836eeb1fa"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/22c840596af0c09068b6cf948616e6496e59e07f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/46a8b29c6306d8bbfd92b614ef65a47c900d8e70"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/635ac38b36255d3cfb8312cf7c471334f4d537e0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/70c886ac93f87ae7214a0c69151a28a8075dd95b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9e6a3eccb28779710cbbafc4f4258d92509c6d07"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9e6b8c1ff9d997e1fa16cbd2d60739adf6dc1bbc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b95fb96e6339e34694dd578fb6bde3575b01af17"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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