CVE-2022-4121

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Source
https://cve.org/CVERecord?id=CVE-2022-4121
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-4121.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2022-4121
Downstream
Published
2023-01-17T00:00:00Z
Modified
2026-08-18T17:25:10Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

In libetpan a null pointer dereference in mailimap_mailbox_data_status_free in low-level/imap/mailimap_types.c was found that could lead to a remote denial of service or other potential consequences.

Database specific 
{
    "cna_assigner":  "fedora",
    "cwe_ids":  [
        "CWE-476"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/4xxx/CVE-2022-4121.json"
}
References

Affected packages

Git / github.com/dinhvh/libetpan

Affected ranges

Type
GIT
Repo
https://github.com/dinhvh/libetpan
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
5c9eb6b6ba64c4eb927d7a902317410181aacbba
Database specific
Show details 
{
    "source":  "REFERENCES"
}

Affected versions

1.*
1.2
1.2.pre1
1.3.pre1
1.3.pre2
1.4
1.4.1
1.5
1.6
1.7
1.7.2
1.8
1.9
1.9.1
1.9.2
1.9.3
1.9.4

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-4121.json"
vanir_signatures 
[
    {
        "deprecated":  false,
        "digest":  {
            "line_hashes":  [
                "136831056444614702227994890874989346641",
                "233555195180992856129876808962010765212",
                "227297486306222081593934099300875992174",
                "151753167177528426618876804658110624934",
                "1518586767663395309298773587518611515",
                "57999528091877116686262183161860171780"
            ],
            "threshold":  0.9
        },
        "id":  "CVE-2022-4121-8617888f",
        "signature_type":  "Line",
        "signature_version":  "v1",
        "source":  "https://github.com/dinhvh/libetpan/commit/5c9eb6b6ba64c4eb927d7a902317410181aacbba",
        "target":  {
            "file":  "src/low-level/imap/mailimap_types.c"
        }
    },
    {
        "deprecated":  false,
        "digest":  {
            "function_hash":  "56817472293002076795102714728266123810",
            "length":  211
        },
        "id":  "CVE-2022-4121-b7128ed4",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/dinhvh/libetpan/commit/5c9eb6b6ba64c4eb927d7a902317410181aacbba",
        "target":  {
            "file":  "src/low-level/imap/mailimap_types.c",
            "function":  "mailimap_mailbox_data_status_free"
        }
    }
]
vanir_signatures_modified 
"2026-08-18T17:25:10Z"