packages:
  - module: std
    package: encoding/xml
    symbols:
      - Decoder.Token
    versions:
      - fixed: 1.15.9
      - introduced: 1.16.0
        fixed: 1.16.1
description: |
    The Decode, DecodeElement, and Skip methods of an xml.Decoder
    provided by xml.NewTokenDecoder may enter an infinite loop when
    operating on a custom xml.TokenReader which returns an EOF in the
    middle of an open XML element.
published: 2022-02-17T17:34:24Z
cves:
  - CVE-2021-27918
credit: Sam Whited
links:
    pr: https://go.dev/cl/300391
    commit: https://go.googlesource.com/go/+/d0b79e3513a29628f3599dc8860666b6eed75372
    context:
      - https://go.dev/issue/44913
      - https://groups.google.com/g/golang-announce/c/MfiLYjG-RAw