ghsa-rcc5-r3m3-9rvc
Vulnerability from github
Published
2024-05-22 09:31
Modified
2025-01-06 21:30
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details

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

IB/qib: Protect from buffer overflow in struct qib_user_sdma_pkt fields

Overflowing either addrlimit or bytes_togo can allow userspace to trigger a buffer overflow of kernel memory. Check for overflows in all the places doing math on user controlled buffers.

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{
   affected: [],
   aliases: [
      "CVE-2021-47485",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-120",
      ],
      github_reviewed: false,
      github_reviewed_at: null,
      nvd_published_at: "2024-05-22T09:15:10Z",
      severity: "HIGH",
   },
   details: "In the Linux kernel, the following vulnerability has been resolved:\n\nIB/qib: Protect from buffer overflow in struct qib_user_sdma_pkt fields\n\nOverflowing either addrlimit or bytes_togo can allow userspace to trigger\na buffer overflow of kernel memory. Check for overflows in all the places\ndoing math on user controlled buffers.",
   id: "GHSA-rcc5-r3m3-9rvc",
   modified: "2025-01-06T21:30:49Z",
   published: "2024-05-22T09:31:46Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2021-47485",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/0d4395477741608d123dad51def9fe50b7ebe952",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/0f8cdfff06829a0b0348b6debc29ff6a61967724",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/3f57c3f67fd93b4da86aeffea1ca32c484d054ad",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/60833707b968d5ae02a75edb7886dcd4a957cf0d",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/73d2892148aa4397a885b4f4afcfc5b27a325c42",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/bda41654b6e0c125a624ca35d6d20beb8015b5d0",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/c3e17e58f571f34c51aeb17274ed02c2ed5cf780",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/d39bf40e55e666b5905fdbd46a0dced030ce87be",
      },
   ],
   schema_version: "1.4.0",
   severity: [
      {
         score: "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
         type: "CVSS_V3",
      },
   ],
}


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