CVE-2026-5946

Public on 2026-05-20
Modified on 2026-05-20
Description
An unauthenticated remote attacker can crash any affected named instance with a single crafted DNS message, causing denial of service. Both authoritative servers and resolvers are affected.
Severity
Important severity
Important
See what this means
CVSS v3 Base Score
7.5
See breakdown

Affected Packages

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

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2026-5946 Mitre: CVE-2026-5946