module: gopkg.in/yaml.v2
additional_packages:
  # all of the incompatible versions of github.com/go-yaml/yaml
  # are affected
  - module: github.com/go-yaml/yaml
    symbols:
      - yaml_parser_fetch_more_tokens
versions:
  - fixed: v2.2.8
description: |
  Due to unbounded aliasing, a crafted YAML file can cause consumption
  of significant system resources. If parsing user supplied input, this
  may be used as a denial of service vector.
published: 2021-04-14T12:00:00Z
cves:
  - CVE-2019-11254
symbols:
  - yaml_parser_fetch_more_tokens
links:
  pr: https://github.com/go-yaml/yaml/pull/555
  commit: https://github.com/go-yaml/yaml/commit/53403b58ad1b561927d19068c655246f2db79d48
  context:
    - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18496