modules:
  - module: std
    versions:
      - fixed: 1.4.3
    packages:
      - package: net/http
        symbols:
          - CanonicalMIMEHeaderKey
          - body.readLocked
          - canonicalMIMEHeaderKey
          - chunkWriter.writeHeader
          - fixLength
          - fixTransferEncoding
          - readTransfer
          - transferWriter.shouldSendContentLength
          - validHeaderFieldByte
description: |
    HTTP headers were not properly parsed, which allows remote attackers to
    conduct HTTP request smuggling attacks via a request that contains
    Content-Length and Transfer-Encoding header fields.
published: 2022-01-05T21:39:14Z
cves:
  - CVE-2015-5739
  - CVE-2015-5740
  - CVE-2015-5741
credit: Jed Denlea and Régis Leroy
references:
  - fix: https://go.dev/cl/13148
  - fix: https://go.googlesource.com/go/+/26049f6f9171d1190f3bbe05ec304845cfe6399f
  - fix: https://go.dev/cl/11772
  - fix: https://go.dev/cl/11810
  - fix: https://go.dev/cl/12865
  - fix: https://go.googlesource.com/go/+/117ddcb83d7f42d6aa72241240af99ded81118e9
  - fix: https://go.googlesource.com/go/+/300d9a21583e7cf0149a778a0611e76ff7c6680f
  - fix: https://go.googlesource.com/go/+/c2db5f4ccc61ba7df96a747e268a277b802cbb87
  - report: https://go.dev/issue/12027
  - report: https://go.dev/issue/11930
  - web: https://groups.google.com/g/golang-announce/c/iSIyW4lM4hY/m/ADuQR4DiDwAJ