ghsa-5rp3-9frh-m3wx
Vulnerability from github
Published
2022-05-24 19:03
Modified
2022-05-24 19:03
Severity ?
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.
{ "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" } ] }
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Sightings
Author | Source | Type | Date |
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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.