{"id":"GO-2026-4971","revision":"d68889bc53e44236abddf65509bf9228","records":[{"revision":"d68889bc53e44236abddf65509bf9228","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GO-2026-4971","aliases":["BIT-golang-2026-39836","CVE-2026-39836"],"title":"Panic in Dial and LookupPort when handling NUL byte on Windows in net","description":"The Dial and LookupPort functions panic on Windows when provided with an input containing a NUL (0).","state":0,"publishedAt":"2026-05-07T19:21:40+00:00","modifiedAt":"2026-08-26T10:42:13.4749201+00:00","affected":[{"ecosystem":"Go","name":"stdlib","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"1.25.10"},{"kind":"introduced","version":"1.26.0-0"},{"kind":"fixed","version":"1.26.3"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[],"references":["https://go.dev/issue/79006","https://groups.google.com/g/golang-announce/c/qcCIEXso47M","https://go.dev/cl/775320"],"sourceUrl":"https://osv.dev/vulnerability/GO-2026-4971","license":"OSV · upstream source license applies","key":"osv:GO-2026-4971","identifiers":["GO-2026-4971","BIT-golang-2026-39836","CVE-2026-39836"]},"retained":false,"historicalAffected":[]}],"coverage":[]}