github - ghsa-qg2g-rfcv-qffx

ghsa-qg2g-rfcv-qffx

Vulnerability from github

Published

2022-05-13 01:09

Modified

2022-05-13 01:09

Severity ?

9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

In the Linux kernel before 4.20.2, kernel/sched/fair.c mishandles leaf cfs_rq's, which allows attackers to cause a denial of service (infinite loop in update_blocked_averages) or possibly have unspecified other impact by inducing a high load.

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{
  "affected": [],
  "aliases": [
    "CVE-2018-20784"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-835"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2019-02-22T15:29:00Z",
    "severity": "CRITICAL"
  },
  "details": "In the Linux kernel before 4.20.2, kernel/sched/fair.c mishandles leaf cfs_rq\u0027s, which allows attackers to cause a denial of service (infinite loop in update_blocked_averages) or possibly have unspecified other impact by inducing a high load.",
  "id": "GHSA-qg2g-rfcv-qffx",
  "modified": "2022-05-13T01:09:56Z",
  "published": "2022-05-13T01:09:56Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-20784"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torvalds/linux/commit/c40f7d74c741a907cfaeb73a7697081881c497d0"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2019:1959"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2019:1971"
    },
    {
      "type": "WEB",
      "url": "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.2"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4115-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4118-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4211-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4211-2"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c40f7d74c741a907cfaeb73a7697081881c497d0"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2018-20784

Vulnerability from cvelistv5

Published

2019-02-22 15:00

Modified

2024-08-05 12:12

Severity ?

Summary

References

▼	URL	Tags
	https://github.com/torvalds/linux/commit/c40f7d74c741a907cfaeb73a7697081881c497d0	x_refsource_MISC
	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c40f7d74c741a907cfaeb73a7697081881c497d0	x_refsource_MISC
	https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.2	x_refsource_MISC
	https://access.redhat.com/errata/RHSA-2019:1959	vendor-advisory, x_refsource_REDHAT
	https://access.redhat.com/errata/RHSA-2019:1971	vendor-advisory, x_refsource_REDHAT
	https://usn.ubuntu.com/4115-1/	vendor-advisory, x_refsource_UBUNTU
	https://usn.ubuntu.com/4118-1/	vendor-advisory, x_refsource_UBUNTU
	https://usn.ubuntu.com/4211-2/	vendor-advisory, x_refsource_UBUNTU
	https://usn.ubuntu.com/4211-1/	vendor-advisory, x_refsource_UBUNTU

Impacted products

▼	Vendor	Product
	n/a	n/a

Show details on NVD website

JSON

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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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