TI-2026-26183 CVE-2026-33811 · GHSA-497x-jcxf-m478
Crash when handling long CNAME response in net
Priority MEDIUM 40
When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash.
golang-github-openprinting-ipp-usb security update
Released 2026-07-06 · Red Hat rating Important · View on Red Hat →
When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash.
(*x509.Certificate).VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternative Name (SAN) entries.