Origin Validation Error Affecting netty-resolver-dns package, versions *


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.29% (20th percentile)

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  • Snyk IDSNYK-RHEL8-NETTYRESOLVERDNS-17339784
  • published15 Jun 2026
  • disclosed12 Jun 2026

Introduced: 12 Jun 2026

CVE-2026-45674  (opens in a new tab)
CWE-346  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:8 netty-resolver-dns.

NVD Description

Note: Versions mentioned in the description apply only to the upstream netty-resolver-dns package and not the netty-resolver-dns package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

Netty is a network application framework for development of protocol servers and clients. Prior to versions 4.1.135.Final and 4.2.15.Final, Netty's DnsResolveContext fails to validate the origin (bailiwick) of CNAME records in DNS responses. Versions 4.1.135.Final and 4.2.15.Final patch the issue.

CVSS Base Scores

version 3.1