GHSA-497x-jcxf-m478HighCVSS 7.5

When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double...

Published
May 7, 2026
Last Modified
August 14, 2026

🔗 CVE IDs covered (1)

CVE-2026-33811 →

📋 Description

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

🔗 References (96)