modules:
  - module: std
    versions:
      - fixed: 1.16.14
      - introduced: 1.17.0
        fixed: 1.17.7
    packages:
      - package: math/big
        symbols:
          - Rat.SetString
description: |
    Rat.SetString had an overflow issue that can lead to uncontrolled memory consumption.
published: 2022-05-23T22:15:42Z
cves:
  - CVE-2022-23772
credit: Emmanuel Odeke
references:
  - fix: https://go.dev/cl/379537
  - fix: https://go.googlesource.com/go/+/ad345c265916bbf6c646865e4642eafce6d39e78
  - web: https://groups.google.com/g/golang-announce/c/SUsQn0aSgPQ
  - report: https://go.dev/issue/50699