CVE-2026-33811 - When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash. - 漏洞详情

漏洞编号：CVE-2026-33811

风险等级：高危

漏洞来源：CVE

CVE 编号：CVE-2026-33811

CNNVD 编号：-

厂商/产品：golang / go

影响范围：cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*

CWE：CWE-415

发布/更新时间：2026-05-07 / 2026-08-28

漏洞描述

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