package: math/big
stdlib: true
versions:
  - introduced: go1.14
    fixed: go1.14.12
  - introduced: go1.15
    fixed: go1.15.5
description: |
  A number of math/big.Int methods can panic when provided large inputs due
  to a flawed division method.
published: 2021-04-14T12:00:00Z
cve: CVE-2020-28362
symbols:
  - nat.divRecursiveStep
links:
  pr: https://go-review.googlesource.com/c/go/+/269657
  commit: https://github.com/golang/go/commit/1e1fa5903b760c6714ba17e50bf850b01f49135c
  context:
    - https://github.com/golang/go/issues/42552