CVE-2021-3979

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Source
https://cve.org/CVERecord?id=CVE-2021-3979
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-3979.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-3979
Downstream
Related
Published
2022-08-25T20:15:09.473Z
Modified
2026-07-08T05:59:55.038369343Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N CVSS Calculator
Summary
[none]
Details

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.

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*"
            ],
            "extracted_events": [
                {
                    "introduced": "35"
                },
                {
                    "last_affected": "35"
                },
                {
                    "introduced": "37"
                },
                {
                    "last_affected": "37"
                }
            ],
            "vendor_product": "fedoraproject:fedora"
        },
        {
            "cpes": [
                "cpe:2.3:a:redhat:ceph_storage:3.0:*:*:*:*:*:*:*",
                "cpe:2.3:a:redhat:ceph_storage:4.0:*:*:*:*:*:*:*",
                "cpe:2.3:a:redhat:ceph_storage:4.3:*:*:*:*:*:*:*",
                "cpe:2.3:a:redhat:ceph_storage:5.0:*:*:*:*:*:*:*",
                "cpe:2.3:a:redhat:ceph_storage:5.1:*:*:*:*:*:*:*"
            ],
            "source": "CPE_STRING",
            "extracted_events": [
                {
                    "introduced": "3.0"
                },
                {
                    "last_affected": "3.0"
                },
                {
                    "introduced": "4.3"
                },
                {
                    "last_affected": "4.3"
                },
                {
                    "introduced": "5.1"
                },
                {
                    "last_affected": "5.1"
                },
                {
                    "introduced": "4.0"
                },
                {
                    "last_affected": "4.0"
                },
                {
                    "introduced": "5.0"
                },
                {
                    "last_affected": "5.0"
                },
                {
                    "introduced": "4.0"
                },
                {
                    "last_affected": "4.0"
                },
                {
                    "introduced": "5.0"
                },
                {
                    "last_affected": "5.0"
                }
            ],
            "vendor_product": "redhat:ceph_storage"
        },
        {
            "cpes": [
                "cpe:2.3:o:redhat:ceph_storage_for_ibm_z_systems:4.0:*:*:*:*:*:*:*"
            ],
            "source": "CPE_STRING",
            "extracted_events": [
                {
                    "introduced": "4.0"
                },
                {
                    "last_affected": "4.0"
                }
            ],
            "vendor_product": "redhat:ceph_storage_for_ibm_z_systems"
        },
        {
            "cpes": [
                "cpe:2.3:a:redhat:ceph_storage_for_power:4.0:*:*:*:*:*:*:*"
            ],
            "source": "CPE_STRING",
            "extracted_events": [
                {
                    "introduced": "4.0"
                },
                {
                    "last_affected": "4.0"
                },
                {
                    "introduced": "4.0"
                },
                {
                    "last_affected": "4.0"
                }
            ],
            "vendor_product": "redhat:ceph_storage_for_power"
        },
        {
            "cpes": [
                "cpe:2.3:a:redhat:openshift_container_storage:4.0:*:*:*:*:*:*:*"
            ],
            "source": "CPE_STRING",
            "extracted_events": [
                {
                    "introduced": "4.0"
                },
                {
                    "last_affected": "4.0"
                }
            ],
            "vendor_product": "redhat:openshift_container_storage"
        },
        {
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:a:redhat:openshift_data_foundation:4.0:*:*:*:*:*:*:*"
            ],
            "extracted_events": [
                {
                    "introduced": "4.0"
                },
                {
                    "last_affected": "4.0"
                }
            ],
            "vendor_product": "redhat:openshift_data_foundation"
        }
    ]
}
References

Affected packages

Git / github.com/ceph/ceph

Affected ranges

Type
GIT
Repo
https://github.com/ceph/ceph
Events
Introduced
457c145aefd30a852f525fbf76a871f676502c0a
Last affected
457c145aefd30a852f525fbf76a871f676502c0a
Fixed
47c33179f9a15ae95cc1579a421be89378602656
Database specific
Show details 
{
    "source": [
        "CPE_STRING",
        "REFERENCES"
    ],
    "cpe": "cpe:2.3:a:redhat:openstack_platform:13.0:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "13.0"
        },
        {
            "last_affected": "13.0"
        }
    ]
}

Affected versions

13.*
13.0
v13.*
v13.0.0
v14.*
v14.0.0
v15.*
v15.0.0
v16.*
v16.0.0
v17.*
v17.0.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-3979.json"