CVE-2025-24528

In MIT Kerberos 5 (aka krb5) before 1.22 (with incremental propagation), there is an integer overflow for a large update size to resize() in kdb_log.c. An authenticated attacker can cause an out-of-bounds write and kadmind daemon crash.

Database specific

{
    "cna_assigner": "mitre",
    "cwe_ids": [
        "CWE-190"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/24xxx/CVE-2025-24528.json"
}

References

Affected packages

Git / github.com/krb5/krb5

Affected ranges

Type

GIT

Repo

https://github.com/krb5/krb5

Events

Introduced

f70e5ec1adf2f54da8be987c5af0b29fa82ddfc6

Fixed

969d2be8e235b85905da5e68f310327c0c5cbf1d

Fixed

78ceba024b64d49612375be4a12d1c066b0bfbd0

Database specific

Show details

{
    "extracted_events": [
        {
            "range": [
                {
                    "introduced": "1.7"
                },
                {
                    "fixed": "1.22"
                }
            ],
            "source": "AFFECTED_FIELD",
            "strategy": "StandardRange"
        },
        {
            "range": [
                {
                    "fixed": "78ceba024b64d49612375be4a12d1c066b0bfbd0"
                }
            ],
            "source": "REFERENCES_COMMIT"
        }
    ]
}

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-24528.json"

vanir_signatures

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        "digest": {
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            "length": 1445
        },
        "id": "CVE-2025-24528-0cfe26f2",
        "signature_type": "Function",
        "signature_version": "v1",
        "source": "https://github.com/krb5/krb5/commit/78ceba024b64d49612375be4a12d1c066b0bfbd0",
        "target": {
            "file": "src/lib/kdb/kdb_log.c",
            "function": "store_update"
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        "source": "https://github.com/krb5/krb5/commit/78ceba024b64d49612375be4a12d1c066b0bfbd0",
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]

vanir_signatures_modified

"2026-10-28T10:40:32Z"