ghsa-g2r9-fvrv-f652
Vulnerability from github
Published
2024-06-20 12:31
Modified
2024-09-18 18:30
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Details

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

Bluetooth: refactor malicious adv data check

Check for out-of-bound read was being performed at the end of while num_reports loop, and would fill journal with false positives. Added check to beginning of loop processing so that it doesn't get checked after ptr has been advanced.

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{
   affected: [],
   aliases: [
      "CVE-2021-47620",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-125",
      ],
      github_reviewed: false,
      github_reviewed_at: null,
      nvd_published_at: "2024-06-20T11:15:54Z",
      severity: "MODERATE",
   },
   details: "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: refactor malicious adv data check\n\nCheck for out-of-bound read was being performed at the end of while\nnum_reports loop, and would fill journal with false positives. Added\ncheck to beginning of loop processing so that it doesn't get checked\nafter ptr has been advanced.",
   id: "GHSA-g2r9-fvrv-f652",
   modified: "2024-09-18T18:30:49Z",
   published: "2024-06-20T12:31:20Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2021-47620",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/305e92f525450f3e1b5f5c9dc7eadb152d66a082",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/5a539c08d743d9910631448da78af5e961664c0e",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/5c968affa804ba98c3c603f37ffea6fba618025e",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/7889b38a7f21ed19314f83194622b195d328465c",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/835d3706852537bf92eb23eb8635b8dee0c0aa67",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/83d5196b65d1b29e27d7dd16a3b9b439fb1d2dba",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/8819f93cd4a443dfe547aa622b21f723757df3fb",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/899663be5e75dc0174dc8bda0b5e6826edf0b29a",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/bcea886771c3f22a590c8c8b9139a107bd7f1e1c",
      },
   ],
   schema_version: "1.4.0",
   severity: [
      {
         score: "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
         type: "CVSS_V3",
      },
   ],
}


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