ghsa-pjpg-8qgr-gpc5
Vulnerability from github
Published
2022-05-14 03:17
Modified
2022-05-14 03:17
Severity ?
5.5 (Medium) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details

The mpi_powm function in lib/mpi/mpi-pow.c in the Linux kernel through 4.8.11 does not ensure that memory is allocated for limb data, which allows local users to cause a denial of service (stack memory corruption and panic) via an add_key system call for an RSA key with a zero exponent.

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{
  "affected": [],
  "aliases": [
    "CVE-2016-8650"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2016-11-28T03:59:00Z",
    "severity": "MODERATE"
  },
  "details": "The mpi_powm function in lib/mpi/mpi-pow.c in the Linux kernel through 4.8.11 does not ensure that memory is allocated for limb data, which allows local users to cause a denial of service (stack memory corruption and panic) via an add_key system call for an RSA key with a zero exponent.",
  "id": "GHSA-pjpg-8qgr-gpc5",
  "modified": "2022-05-14T03:17:32Z",
  "published": "2022-05-14T03:17:32Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-8650"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torvalds/linux/commit/f5527fffff3f002b0a6b376163613b82f69de073"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2017:0931"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2017:0932"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2017:0933"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:1854"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2016-8650"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1395187"
    },
    {
      "type": "WEB",
      "url": "https://source.android.com/security/bulletin/2017-03-01.html"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f5527fffff3f002b0a6b376163613b82f69de073"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2016/Nov/76"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2016/11/24/8"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/94532"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1037968"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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