github - ghsa-hf76-5hm2-g68j

ghsa-hf76-5hm2-g68j

Vulnerability from github

Published

2022-05-24 19:15

Modified

2022-05-24 19:15

Severity ?

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

Details

A flaw was found in the Linux kernel. A corrupted timer tree caused the task wakeup to be missing in the timerqueue_add function in lib/timerqueue.c. This flaw allows a local attacker with special user privileges to cause a denial of service, slowing and eventually stopping the system while running OSP.

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{
  "affected": [],
  "aliases": [
    "CVE-2021-20317"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-665"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-09-27T11:15:00Z",
    "severity": "MODERATE"
  },
  "details": "A flaw was found in the Linux kernel. A corrupted timer tree caused the task wakeup to be missing in the timerqueue_add function in lib/timerqueue.c. This flaw allows a local attacker with special user privileges to cause a denial of service, slowing and eventually stopping the system while running OSP.",
  "id": "GHSA-hf76-5hm2-g68j",
  "modified": "2022-05-24T19:15:54Z",
  "published": "2022-05-24T19:15:54Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-20317"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2005258"
    },
    {
      "type": "WEB",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-222547.pdf"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=511885d7061eda3eb1faf3f57dcc936ff75863f1"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2022/dsa-5096"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2021-20317

Vulnerability from cvelistv5

Published

2021-09-27 10:34

Modified

2024-08-03 17:37

Severity ?

Summary

References

▼	URL	Tags
	https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=511885d7061eda3eb1faf3f57dcc936ff75863f1	x_refsource_MISC
	https://bugzilla.redhat.com/show_bug.cgi?id=2005258	x_refsource_MISC
	https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html	mailing-list, x_refsource_MLIST
	https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html	mailing-list, x_refsource_MLIST
	https://www.debian.org/security/2022/dsa-5096	vendor-advisory, x_refsource_DEBIAN
	https://cert-portal.siemens.com/productcert/pdf/ssa-222547.pdf	x_refsource_CONFIRM

Impacted products

Vendor

Product

Version

▼

n/a

kernel

Version: Kernel 5.3 rc1

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T17:37:23.839Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        },
        "references": [
          {
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              "x_transferred"
            ],
            "url": "https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=511885d7061eda3eb1faf3f57dcc936ff75863f1"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2005258"
          },
          {
            "name": "[debian-lts-announce] 20211216 [SECURITY] [DLA 2843-1] linux security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html"
          },
          {
            "name": "[debian-lts-announce] 20220309 [SECURITY] [DLA 2941-1] linux-4.19 security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html"
          },
          {
            "name": "DSA-5096",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2022/dsa-5096"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-222547.pdf"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "kernel",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Kernel 5.3 rc1"
            }
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      ],
      "descriptions": [
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          "lang": "en",
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        }
      ],
      "problemTypes": [
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          "descriptions": [
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        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
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        },
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        },
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          "tags": [
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            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html"
        },
        {
          "name": "[debian-lts-announce] 20220309 [SECURITY] [DLA 2941-1] linux-4.19 security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html"
        },
        {
          "name": "DSA-5096",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "https://www.debian.org/security/2022/dsa-5096"
        },
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          "tags": [
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          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-222547.pdf"
        }
      ],
      "x_legacyV4Record": {
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          "ID": "CVE-2021-20317",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "kernel",
                      "version": {
                        "version_data": [
                          {
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                          }
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                      }
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              }
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        "problemtype": {
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            },
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            }
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  "cveMetadata": {
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    "assignerShortName": "redhat",
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    "datePublished": "2021-09-27T10:34:49",
    "dateReserved": "2020-12-17T00:00:00",
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  "dataVersion": "5.1"
}

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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