packages:
  - module: std
    package: math/big
    symbols:
      - Rat.SetString
    versions:
      - fixed: 1.16.14
      - introduced: 1.17.0
        fixed: 1.17.7
description: |
  Rat.SetString had an overflow issue that can lead to uncontrolled memory consumption.
cves:
  - CVE-2022-23772
credit: Emmanuel Odeke
links:
  pr: https://go.dev/cl/379537
  commit: https://go.googlesource.com/go/+/ad345c265916bbf6c646865e4642eafce6d39e78
  context:
    - https://groups.google.com/g/golang-announce/c/SUsQn0aSgPQ
    - https://go.dev/issue/50699