CVE-2025-24528

State: Published
Severity: 7.1 High
Published: Jan 16, 2026
Updated: Jan 16, 2026
Reserved: Jan 23, 2025

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.

Scores

CVSS	Score	Vector	Source
3.1	7.1 High	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:H	mitre

Weaknesses

CWE-190 Integer Overflow or Wraparound

Affected Products

Product	Versions
Kerberos 5MIT	1.7 to before 1.22Affected

References

https://github.com/krb5/krb5/commit/78ceba024b64d49612375be4a12d1c066b0bfbd0
https://github.com/krb5/krb5/compare/krb5-1.21.3-final...krb5-1.22-final
https://lists.debian.org/debian-lts-announce/2025/02/msg00029.html

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