CVE-2026-45674

Description

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.

Affected Platforms

Weakness Type

CWE-345, CWE-346

References

• https://github.com/netty/netty/releases/tag/netty-4.1.135.Final
• https://github.com/netty/netty/releases/tag/netty-4.2.15.Final
• https://github.com/netty/netty/security/advisories/GHSA-676x-f7gg-47vc
• https://access.redhat.com/errata/RHSA-2026:26017
• https://access.redhat.com/errata/RHSA-2026:26018
• https://access.redhat.com/errata/RHSA-2026:26586