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CVE-2026-33811

go

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.

CVSS 7.5EPSS 0.8130000000000001%Risk 0.8
View source
Published
2026-05-07 20:16:42
Affected versions
unknown
Type
Core software
Last modified
2026-08-11 13:18:23
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H