packages:
  - module: std
    package: compress/gzip
    symbols:
      - Reader.Read
    versions:
      - fixed: 1.17.12
      - introduced: 1.18.0
        fixed: 1.18.4
    vulnerable_at: 1.18.3
description: |
    Calling Reader.Read on an archive containing a large number of concatenated
    0-length compressed files can cause a panic due to stack exhaustion.
links:
    pr: https://go.dev/cl/417067
    commit: https://go.googlesource.com/go/+/b2b8872c876201eac2d0707276c6999ff3eb185e
    context:
      - https://go.dev/issue/53168
      - https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE
cve_metadata:
    id: CVE-2022-30631
    cwe: 'CWE-674: Uncontrolled Recursion'
    description: |
        Uncontrolled recursion in Reader.Read in compress/gzip before Go
        1.17.12 and Go 1.18.4 allows an attacker to cause a panic due to stack
        exhaustion via an archive containing a large number of concatenated
        0-length compressed files.