Detections
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CVE-2026-45674
critical
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.
References
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45674.json
https://github.com/netty/netty/security/advisories/GHSA-676x-f7gg-47vc
https://github.com/netty/netty/releases/tag/netty-4.2.15.Final
https://github.com/netty/netty/releases/tag/netty-4.1.135.Final
https://bugzilla.redhat.com/show_bug.cgi?id=2488400
https://access.redhat.com/security/cve/CVE-2026-45674
https://access.redhat.com/errata/RHSA-2026:34608
https://access.redhat.com/errata/RHSA-2026:26586