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Security Advisories

GO-2026-5942

https://pkg.go.dev/vuln/GO-2026-5942

Severity

Unknown
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Summary

Parsing an invalid SVCB or HTTPS RR can panic in golang.org/x/net/dns/dnsmessage

Description

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

  • https://nvd.nist.gov/vuln/detail/CVE-2026-46600
  • https://github.com/advisories/GHSA-gg3m-vvp2-p2c5
  • https://pkg.go.dev/vuln/GO-2026-5942
  • https://go.dev/cl/786345
  • https://go.dev/issue/79795
  • https://groups.google.com/g/golang-announce/c/94pEornpRlI

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