GHSA-84FM-F9M3-WC94

Vulnerability from github – Published: 2022-05-14 01:30 – Updated: 2024-03-21 03:33
VLAI?
Details

** DISPUTED ** Race condition in the store_int_with_restart() function in arch/x86/kernel/cpu/mcheck/mce.c in the Linux kernel through 4.15.7 allows local users to cause a denial of service (panic) by leveraging root access to write to the check_interval file in a /sys/devices/system/machinecheck/machinecheck directory. NOTE: a third party has indicated that this report is not security relevant.

Severity ?
4.7 (Medium)
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
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{
  "affected": [],
  "aliases": [
    "CVE-2018-7995"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-362"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-03-09T15:29:00Z",
    "severity": "MODERATE"
  },
  "details": "** DISPUTED ** Race condition in the store_int_with_restart() function in arch/x86/kernel/cpu/mcheck/mce.c in the Linux kernel through 4.15.7 allows local users to cause a denial of service (panic) by leveraging root access to write to the check_interval file in a /sys/devices/system/machinecheck/machinecheck\u003ccpu number\u003e directory. NOTE: a third party has indicated that this report is not security relevant.",
  "id": "GHSA-84fm-f9m3-wc94",
  "modified": "2024-03-21T03:33:23Z",
  "published": "2022-05-14T01:30:10Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-7995"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.suse.com/show_bug.cgi?id=1084755"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=b3b7c4795ccab5be71f080774c45bbbcc75c2aaf"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html"
    },
    {
      "type": "WEB",
      "url": "https://lkml.org/lkml/2018/3/2/970"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3654-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3654-2"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3656-1"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2018/dsa-4187"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2018/dsa-4188"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/103356"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.