GO-2026-5942

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Source
https://pkg.go.dev/vuln/GO-2026-5942
Import Source
https://vuln.go.dev/ID/GO-2026-5942.json
JSON Data
https://api.osv.dev/v1/vulns/GO-2026-5942
Aliases
  • CVE-2026-46600
Downstream
Related
Published
2026-07-14T17:29:16Z
Modified
2026-07-22T20:59:39.532205173Z
Summary
Parsing an invalid SVCB or HTTPS RR can panic in golang.org/x/net/dns/dnsmessage
Details

Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer.

Database specific 
{
    "review_status": "REVIEWED",
    "url": "https://pkg.go.dev/vuln/GO-2026-5942"
}
References
Credits
    • Mundur (https://github.com/M0nd0R)

Affected packages

Go / golang.org/x/net

Package

Name
golang.org/x/net
View open source insights on deps.dev
Purl
pkg:golang/golang.org/x/net

Affected ranges

Type
SEMVER
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.56.0

Ecosystem specific 

{
    "imports": [
        {
            "path": "golang.org/x/net/dns/dnsmessage",
            "symbols": [
                "Message.Unpack",
                "Parser.Additional",
                "Parser.AllAdditionals",
                "Parser.AllAnswers",
                "Parser.AllAuthorities",
                "Parser.Answer",
                "Parser.Authority",
                "Parser.HTTPSResource",
                "Parser.SVCBResource",
                "unpackSVCBResource"
            ]
        }
    ]
}

Database specific

source 
"https://vuln.go.dev/ID/GO-2026-5942.json"