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.
CVSS Metrics
- Vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:H
- Attack Vector
- network
- Complexity
- high
- Privileges
- low
- User Action
- none
- Scope
- changed
- Confidentiality
- none
- Integrity
- low
- Availability
- high
- Weaknesses
- CWE-190
Metadata
- Primary Vendor
- UNKNOWN
- Published
- 1/16/2026
- Last Modified
- 1/26/2026
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
No affected products information available.
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