CVE-2026-58218

Public on 2026-07-30

Modified on 2026-07-31

Description

DNS signing DoS via TKEY name cache exhaustion

NOTE: https://www.samba.org/samba/security/CVE-2026-58218-advisory.html

Severity

Medium

See what this means

CVSS v3 Base Score

5.3

See breakdown

Affected Packages

Platform	Package	Release Date	Advisory	Status
Amazon Linux 2 - Core	samba			Pending Fix
Amazon Linux 2023	samba			Pending Fix

	Score Type	Score	Vector
Amazon Linux	CVSSv3	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L