CVE-2026-57914

Apache Kerby: StackOverflow on parsing deeply nested ASN1 structures

State: Published
Severity: 6.5 Medium
Published: Jun 26, 2026
Updated: Jun 26, 2026
Reserved: Jun 26, 2026

Description

By sending a deeply nested ASN1 structure to a Apache Kerby client or service, it's possible to trigger a StackOverFlow Exception which can lead to denial of service issues. Users are recommended to upgrade to version 2.1.2, which fixes this issue.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

CWE-400 Uncontrolled Resource Consumption

Affected Products

Product	Versions
Apache KerbyApache Software Foundation	before 2.1.2Affected

References

https://lists.apache.org/thread/w98h2q8wz0bq97vhz4vf55hqomcb2j1mvendor-advisory
http://www.openwall.com/lists/oss-security/2026/06/26/7

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