Description
An issue has been discovered in GitLab CE/EE affecting all versions from 9.4 before 17.4.6, 17.5 before 17.5.4, and 17.6 before 17.6.2. An attacker could cause a denial of service with requests for diff files on a commit or merge request.
Problem types
CWE-407: Inefficient Algorithmic Complexity
Product status
9.4 (semver) before 17.4.6
17.5 (semver) before 17.5.4
17.6 (semver) before 17.6.2
Credits
Thanks [a92847865](https://hackerone.com/a92847865) for reporting this vulnerability through our HackerOne bug bounty program
References
gitlab.com/gitlab-org/gitlab/-/issues/480867 (GitLab Issue #480867)
hackerone.com/reports/2650086 (HackerOne Bug Bounty Report #2650086)