github - ghsa-5rp3-9frh-m3wx

ghsa-5rp3-9frh-m3wx

Vulnerability from github

Published

2022-05-24 19:03

Modified

2022-05-24 19:03

Severity ?

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

Details

A flaw null pointer dereference in the Nitro Enclaves kernel driver was found in the way that Enclaves VMs forces closures on the enclave file descriptor. A local user of a host machine could use this flaw to crash the system or escalate their privileges on the system.

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2021-3543"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-06-01T14:15:00Z",
    "severity": "HIGH"
  },
  "details": "A flaw null pointer dereference in the Nitro Enclaves kernel driver was found in the way that Enclaves VMs forces closures on the enclave file descriptor. A local user of a host machine could use this flaw to crash the system or escalate their privileges on the system.",
  "id": "GHSA-5rp3-9frh-m3wx",
  "modified": "2022-05-24T19:03:43Z",
  "published": "2022-05-24T19:03:43Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3543"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1953022"
    },
    {
      "type": "WEB",
      "url": "https://lore.kernel.org/lkml/20210429165941.27020-1-andraprs@amazon.com"
    },
    {
      "type": "WEB",
      "url": "https://lore.kernel.org/lkml/20210429165941.27020-2-andraprs@amazon.com"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2021-3543

Vulnerability from cvelistv5

Published

2021-06-01 13:20

Modified

2024-08-03 17:01

Severity ?

Summary

References

▼	URL	Tags
	https://bugzilla.redhat.com/show_bug.cgi?id=1953022	x_refsource_MISC
	https://lore.kernel.org/lkml/20210429165941.27020-2-andraprs%40amazon.com/	x_refsource_MISC

Impacted products

Vendor

Product

Version

▼

n/a

kernel

Version: kernel 4.18.0

Show details on NVD website

JSON

To clipboard

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              "x_refsource_MISC",
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            "url": "https://lore.kernel.org/lkml/20210429165941.27020-2-andraprs%40amazon.com/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "product": "kernel",
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      ],
      "x_legacyV4Record": {
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    "dateReserved": "2021-05-10T00:00:00",
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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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