ghsa-6xgc-32qf-8pxm
Vulnerability from github
Published
2024-02-28 09:30
Modified
2024-12-09 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:

memory: renesas-rpc-if: fix possible NULL pointer dereference of resource

The platform_get_resource_byname() can return NULL which would be immediately dereferenced by resource_size(). Instead dereference it after validating the resource.

Addresses-Coverity: Dereference null return value

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{
  "affected": [],
  "aliases": [
    "CVE-2021-47050"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-02-28T09:15:40Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nmemory: renesas-rpc-if: fix possible NULL pointer dereference of resource\n\nThe platform_get_resource_byname() can return NULL which would be\nimmediately dereferenced by resource_size().  Instead dereference it\nafter validating the resource.\n\nAddresses-Coverity: Dereference null return value",
  "id": "GHSA-6xgc-32qf-8pxm",
  "modified": "2024-12-09T21:31:00Z",
  "published": "2024-02-28T09:30:38Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-47050"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/59e27d7c94aa02da039b000d33c304c179395801"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/71bcc1b4a1743534d8abdcb57ff912e6bc390438"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a74cb41af7dbe019e4096171f8bc641c7ce910ad"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e16acc3a37f09e18835dc5d8014942c2ef6ca957"
    }
  ],
  "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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