ghsa-qgp4-5xqg-pc3p
Vulnerability from github
Published
2022-05-13 01:14
Modified
2022-05-13 01:14
Severity ?
5.5 (Medium) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Details

An issue was discovered in the proc_pid_stack function in fs/proc/base.c in the Linux kernel through 4.18.11. It does not ensure that only root may inspect the kernel stack of an arbitrary task, allowing a local attacker to exploit racy stack unwinding and leak kernel task stack contents.

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{
  "affected": [],
  "aliases": [
    "CVE-2018-17972"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-362"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-10-03T22:29:00Z",
    "severity": "MODERATE"
  },
  "details": "An issue was discovered in the proc_pid_stack function in fs/proc/base.c in the Linux kernel through 4.18.11. It does not ensure that only root may inspect the kernel stack of an arbitrary task, allowing a local attacker to exploit racy stack unwinding and leak kernel task stack contents.",
  "id": "GHSA-qgp4-5xqg-pc3p",
  "modified": "2022-05-13T01:14:42Z",
  "published": "2022-05-13T01:14:42Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-17972"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3880-2"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3880-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3871-5"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3871-4"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3871-3"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3871-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3835-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3832-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3821-2"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3821-1"
    },
    {
      "type": "WEB",
      "url": "https://support.f5.com/csp/article/K27673650?utm_source=f5support\u0026amp;utm_medium=RSS"
    },
    {
      "type": "WEB",
      "url": "https://marc.info/?l=linux-fsdevel\u0026m=153806242024956\u0026w=2"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2019:2473"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2019:0831"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2019:0514"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2019:0512"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00043.html"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/105525"
    }
  ],
  "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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