CVE-2026-106584

State: Published
Severity: 2.5 Low
Published: Oct 6, 2026
Updated: Oct 7, 2026
Reserved: Oct 6, 2026

Description

In ssh-keygen in OpenSSH before 10.6, certificates could have incorrect expiration times because of Daylight Saving mishandling. There can be a slightly more severe effect on users in certain Antarctic locations.

Scores

CVSS	Score	Vector	Source
3.1	2.5 Low	CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N	mitre

Weaknesses

CWE-193 Off-by-one Error

Affected Products

Product	Versions
OpenSSHOpenBSD	before 10.6Affected

References

https://www.openssh.org/releasenotes.html#10.6

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