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OpenAdvisories
Medium · 6.5 CVE-2021-39939 EUVD-2021-26295GHSA-9jvc-93xj-9mfg

An uncontrolled resource consumption vulnerability in GitLab Runner affecting all versions starting from 13.7 before 14.3.6, all versions s…

Published Dec 13, 2021 · Updated Aug 4, 2024 · Assigned by GitLab

Description

An uncontrolled resource consumption vulnerability in GitLab Runner affecting all versions starting from 13.7 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an attacker triggering a job with a specially crafted docker image to exhaust resources on runner manager

Affected products

VendorProductAffectedFixed
GitLab GitLab Runner >=13.7, <14.3.6, >=14.4, <14.4.4, >=14.5, <14.5.2 —

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.

ReleasePackageFixed inAdvisory
Ubuntu 20.04 LTS gitlab-ci-multi-runner No fix yet —
Ubuntu 18.04 LTS gitlab-ci-multi-runner No fix yet —

References