github - ghsa-rh28-76xv-jcqc

ghsa-rh28-76xv-jcqc

Vulnerability from github

Published

2022-03-26 00:00

Modified

2022-04-08 00:00

Severity ?

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

Details

A use-after-free read flaw was found in sock_getsockopt() in net/core/sock.c due to SO_PEERCRED and SO_PEERGROUPS race with listen() (and connect()) in the Linux kernel. In this flaw, an attacker with a user privileges may crash the system or leak internal kernel information.

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{
  "affected": [],
  "aliases": [
    "CVE-2021-4203"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-362"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-03-25T19:15:00Z",
    "severity": "MODERATE"
  },
  "details": "A use-after-free read flaw was found in sock_getsockopt() in net/core/sock.c due to SO_PEERCRED and SO_PEERGROUPS race with listen() (and connect()) in the Linux kernel. In this flaw, an attacker with a user privileges may crash the system or leak internal kernel information.",
  "id": "GHSA-rh28-76xv-jcqc",
  "modified": "2022-04-08T00:00:39Z",
  "published": "2022-03-26T00:00:30Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-4203"
    },
    {
      "type": "WEB",
      "url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=2230\u0026can=7\u0026q=modified-after%3Atoday-30\u0026sort=-modified\u0026colspec=ID%20Type%20Status%20Priority%20Milestone%20Owner%20Summary%20Modified%20Cve\u0026cells=tiles\u0026redir=1"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2036934"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=35306eb23814"
    },
    {
      "type": "WEB",
      "url": "https://lore.kernel.org/netdev/20210929225750.2548112-1-eric.dumazet@gmail.com/T"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20221111-0003"
    },
    {
      "type": "WEB",
      "url": "https://www.oracle.com/security-alerts/cpujul2022.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2021-4203

Vulnerability from cvelistv5

Published

2022-03-25 00:00

Modified

2024-08-03 17:16

Severity ?

Summary

References

▼	URL	Tags
	https://bugzilla.redhat.com/show_bug.cgi?id=2036934
	https://bugs.chromium.org/p/project-zero/issues/detail?id=2230&can=7&q=modified-after%3Atoday-30&sort=-modified&colspec=ID%20Type%20Status%20Priority%20Milestone%20Owner%20Summary%20Modified%20Cve&cells=tiles&redir=1
	https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=35306eb23814
	https://lore.kernel.org/netdev/20210929225750.2548112-1-eric.dumazet%40gmail.com/T/
	https://www.oracle.com/security-alerts/cpujul2022.html
	https://security.netapp.com/advisory/ntap-20221111-0003/

Impacted products

▼	Vendor	Product
	n/a	kernel

Show details on NVD website

JSON

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  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T17:16:04.262Z",
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            "url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=2230\u0026can=7\u0026q=modified-after%3Atoday-30\u0026sort=-modified\u0026colspec=ID%20Type%20Status%20Priority%20Milestone%20Owner%20Summary%20Modified%20Cve\u0026cells=tiles\u0026redir=1"
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            "url": "https://security.netapp.com/advisory/ntap-20221111-0003/"
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        ],
        "title": "CVE Program Container"
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    ],
    "cna": {
      "affected": [
        {
          "product": "kernel",
          "vendor": "n/a",
          "versions": [
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              "version": "kernel 5.15 rc4"
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    "dateReserved": "2022-01-10T00:00:00",
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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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