CVE-2021-39947

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CVSS 3.1

7.5 high

EPSS

<1%p56

Published

Jun 6, 2022 (Jun 6, 2022)

Modified

Jun 17, 2026

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

Vendors: gitlab
Products: gitlab runner
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (0.8%)

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