ghsa-3h5j-qwmx-f9m6
Vulnerability from github
Published
2022-05-14 03:29
Modified
2022-05-14 03:29
Severity ?
5.5 (Medium) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Details

The walk_hugetlb_range function in mm/pagewalk.c in the Linux kernel before 4.14.2 mishandles holes in hugetlb ranges, which allows local users to obtain sensitive information from uninitialized kernel memory via crafted use of the mincore() system call.

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{
   affected: [],
   aliases: [
      "CVE-2017-16994",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-200",
      ],
      github_reviewed: false,
      github_reviewed_at: null,
      nvd_published_at: "2017-11-27T19:29:00Z",
      severity: "MODERATE",
   },
   details: "The walk_hugetlb_range function in mm/pagewalk.c in the Linux kernel before 4.14.2 mishandles holes in hugetlb ranges, which allows local users to obtain sensitive information from uninitialized kernel memory via crafted use of the mincore() system call.",
   id: "GHSA-3h5j-qwmx-f9m6",
   modified: "2022-05-14T03:29:32Z",
   published: "2022-05-14T03:29:32Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2017-16994",
      },
      {
         type: "WEB",
         url: "https://github.com/torvalds/linux/commit/373c4557d2aa362702c4c2d41288fb1e54990b7c",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/errata/RHSA-2018:0502",
      },
      {
         type: "WEB",
         url: "https://bugs.chromium.org/p/project-zero/issues/detail?id=1431",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/3617-1",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/3617-2",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/3617-3",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/3619-1",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/3619-2",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/3632-1",
      },
      {
         type: "WEB",
         url: "https://www.exploit-db.com/exploits/43178",
      },
      {
         type: "WEB",
         url: "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=373c4557d2aa362702c4c2d41288fb1e54990b7c",
      },
      {
         type: "WEB",
         url: "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.2",
      },
      {
         type: "WEB",
         url: "http://www.securityfocus.com/bid/101969",
      },
   ],
   schema_version: "1.4.0",
   severity: [
      {
         score: "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
         type: "CVSS_V3",
      },
   ],
}


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