github - ghsa-3mpj-g9cw-f3hj

GHSA-3MPJ-G9CW-F3HJ

Vulnerability from github – Published: 2022-09-15 00:00 – Updated: 2022-09-18 00:00

Details

A null pointer dereference issue was discovered in fs/io_uring.c in the Linux kernel before 5.15.62. A local user could use this flaw to crash the system or potentially cause a denial of service.

Severity ?

5.5 (Medium)


                  
                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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{
  "affected": [],
  "aliases": [
    "CVE-2022-40476"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-09-14T21:15:00Z",
    "severity": "MODERATE"
  },
  "details": "A null pointer dereference issue was discovered in fs/io_uring.c in the Linux kernel before 5.15.62. A local user could use this flaw to crash the system or potentially cause a denial of service.",
  "id": "GHSA-3mpj-g9cw-f3hj",
  "modified": "2022-09-18T00:00:32Z",
  "published": "2022-09-15T00:00:17Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-40476"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/fs/io_uring.c?h=v5.15.61\u0026id=3746d62ecf1c872a520c4866118edccb121c44fd"
    },
    {
      "type": "WEB",
      "url": "https://lore.kernel.org/lkml/CAO4S-mdVW5GkODk0+vbQexNAAJZopwzFJ9ACvRCJ989fQ4A6Ow@mail.gmail.com"
    },
    {
      "type": "WEB",
      "url": "https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.62"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2022-40476 (GCVE-0-2022-40476)

Vulnerability from cvelistv5 – Published: 2022-09-14 20:06 – Updated: 2024-08-03 12:21

Summary

A null pointer dereference issue was discovered in fs/io_uring.c in the Linux kernel before 5.15.62. A local user could use this flaw to crash the system or potentially cause a denial of service.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://lore.kernel.org/lkml/CAO4S-mdVW5GkODk0+vb…	x_refsource_MISC
	https://git.kernel.org/pub/scm/linux/kernel/git/s…	x_refsource_MISC
	https://mirrors.edge.kernel.org/pub/linux/kernel/…	x_refsource_MISC

Show details on NVD website

JSON

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          },
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          },
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Sightings

Author	Source	Type	Date

Nomenclature

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.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
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.

Action not permitted

GHSA-3MPJ-G9CW-F3HJ

CVE-2022-40476 (GCVE-0-2022-40476)

Tags

Sightings

Nomenclature