module: std
package: archive/zip
versions:
  - fixed: go1.15.13
  - fixed: go1.16.5
  - fixed: go1.17.0
description: |
    NewReader and OpenReader can cause a panic or an unrecoverable
    fatal error when reading an archive that claims to contain a large
    number of files, regardless of its actual size.
published: 2022-02-17T17:33:25Z
cves:
  - CVE-2021-33196
credit: |
    the OSS-Fuzz project for discovering this issue and
    Emmanuel Odeke for reporting it
symbols:
  - Reader.init
links:
    pr: https://go.dev/cl/318909
    commit: https://go.googlesource.com/go/+/74242baa4136c7a9132a8ccd9881354442788c8c
    context:
      - https://groups.google.com/g/golang-announce/c/RgCMkAEQjSI
      - https://go.dev/issue/46242