CVE-2025-24528
Kerberos 5 kadmind Integer Overflow Vulnerability
Description
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.
INFO
Published Date :
Jan. 16, 2026, 6:16 p.m.
Last Modified :
Jan. 16, 2026, 6:16 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2025-24528
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | [email protected] |
Solution
- Update MIT Kerberos 5 to version 1.22 or later.
- Apply any security patches for your Kerberos installation.
- Restart the kadmind daemon after updating.
- Monitor system logs for stability.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-24528.
| URL | Resource |
|---|---|
| https://github.com/krb5/krb5/commit/78ceba024b64d49612375be4a12d1c066b0bfbd0 | |
| https://github.com/krb5/krb5/compare/krb5-1.21.3-final...krb5-1.22-final |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-24528 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-24528
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-24528 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-24528 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Jan. 16, 2026
Action Type Old Value New Value Added Description 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. Added CVSS V3.1 AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:H Added CWE CWE-190 Added Reference https://github.com/krb5/krb5/commit/78ceba024b64d49612375be4a12d1c066b0bfbd0 Added Reference https://github.com/krb5/krb5/compare/krb5-1.21.3-final...krb5-1.22-final