A business logic issue in the handling of large repositories in all versions of GitLab CE/EE from 10.0 before 15.1.6, all versions starting from 15.2 before 15.2.4, all versions starting from 15.3 before 15.3.2 allowed an authenticated and authorized user to exhaust server resources by importing a malicious project.
https://hackerone.com/reports/1542230
https://gitlab.com/gitlab-org/gitlab/-/issues/359964
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-2455.json