Description
An issue has been discovered in GitLab EE/CE affecting all versions from 12.10 before 17.8.6, 17.9 before 17.9.3, and 17.10 before 17.10.1. A maliciously crafted file can cause uncontrolled CPU consumption when viewing the associated merge request.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GitLab | GitLab | 12.10 – < 17.8.6, 17.9 – < 17.9.3, 17.10 – < 17.10.1 | 17.8.6 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | gitlab | No fix yet | — |
Advisories 2
- NCSC-2025-0100 Kwetsbaarheden verholpen in GitLab EE/CE NCSC-NL (Netherlands) · Mar 27, 2025
- WID-SEC-2025-0643 GitLab: Mehrere Schwachstellen BSI CERT-Bund (WID) · Mar 26, 2025
References
- GitLab Issue #500497 issue-tracking permissions-required
- HackerOne Bug Bounty Report #2775113 technical-description exploit permissions-required