CVE-2021-39947

Medium

Description

In specific circumstances, trace file buffers in GitLab Runner versions up to 14.3.4, 14.4 to 14.4.2, and 14.5 to 14.5.2 would re-use the file descriptor 0 for multiple traces and mix the output of several jobs

SeverityMedium
CVSS5.3
Exploit probability—
ProductGitlab Runner
PublishedJun 6, 2022
First seenJun 6, 2022

How to fix

Update
  • gitlab gitlab_runner14.3.4, 14.4.2, 14.5.2 or later

Affected products

ProductAffected versionsFixed in
gitlab gitlab_runnerv < 14.3.4, 14.4.0 ≤ v < 14.4.2, 14.5.0 ≤ v < 14.5.214.3.4, 14.4.2, 14.5.2

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