Security Advisory

CVE-2026-33811

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-05-07 19:41:19

Last updated 2026-08-21 12:12:57

Assigner Go

CVSS score 7.5

State PUBLISHED

When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash.