CVE-2025-40909

Public on 2025-05-28
Modified on 2025-06-24
Description

Thread creation while a directory handle is open does a fchdir, affecting other threads (race condition)

Severity
Important
See what this means
CVSS v3 Base Score
7.0
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 perl 2025-06-09 ALAS-2025-1981
Amazon Linux 2 - Core perl 2025-06-12 ALAS2-2025-2879
Amazon Linux 2023 perl 2025-06-10 ALAS2023-2025-1007

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv3 5.9 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L