{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "state": "PUBLISHED", "cveId": "CVE-2021-3979", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "dateUpdated": "2025-11-03T18:08:00.683Z", "dateReserved": "2021-11-19T00:00:00.000Z", "datePublished": "2022-08-25T00:00:00.000Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2023-10-23T18:06:28.690Z" }, "descriptions": [ { "lang": "en", "value": "A key length flaw was found in Red Hat Ceph Storage. An attacker can exploit the fact that the key length is incorrectly passed in an encryption algorithm to create a non random key, which is weaker and can be exploited for loss of confidentiality and integrity on encrypted disks." } ], "affected": [ { "vendor": "n/a", "product": "ceph", "versions": [ { "version": "Not-Known", "status": "affected" } ] } ], "references": [ { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2024788" }, { "url": "https://access.redhat.com/security/cve/CVE-2021-3979" }, { "url": "https://tracker.ceph.com/issues/54006" }, { "url": "https://github.com/ceph/ceph/pull/44765" }, { "url": "https://github.com/ceph/ceph/commit/47c33179f9a15ae95cc1579a421be89378602656" }, { "name": "FEDORA-2022-d832fd2f45", "tags": [ "vendor-advisory" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BPOK44BESMIFW6BIOGCN452AKKOIIT6Q/" }, { "url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00034.html" } ], "problemTypes": [ { "descriptions": [ { "type": "CWE", "lang": "en", "description": "CWE-327 - Use of a Broken or Risky Cryptographic Algorithm", "cweId": "CWE-327" } ] } ] }, "adp": [ { "title": "CVE Program Container", "references": [ { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2024788", "tags": [ "x_transferred" ] }, { "url": "https://access.redhat.com/security/cve/CVE-2021-3979", "tags": [ "x_transferred" ] }, { "url": "https://tracker.ceph.com/issues/54006", "tags": [ "x_transferred" ] }, { "url": "https://github.com/ceph/ceph/pull/44765", "tags": [ "x_transferred" ] }, { "url": "https://github.com/ceph/ceph/commit/47c33179f9a15ae95cc1579a421be89378602656", "tags": [ "x_transferred" ] }, { "name": "FEDORA-2022-d832fd2f45", "tags": [ "vendor-advisory", "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BPOK44BESMIFW6BIOGCN452AKKOIIT6Q/" }, { "url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00034.html", "tags": [ "x_transferred" ] }, { "url": "https://lists.debian.org/debian-lts-announce/2025/09/msg00025.html" } ], "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T18:08:00.683Z" } } ] } }