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USN-7999-1: Filelock vulnerabilities

🗓️ 02 Feb 2026 20:26:28Reported by UbuntuType 
ubuntu
 ubuntu🔗 ubuntu.com👁 3 Views

Filelock has symlink handling flaws and a race condition enabling local attackers to disrupt locks and corrupt files.

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Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu18.04anypython-filelock3.0.4-1ubuntu0.1~esm1python-filelock_3.0.4-1ubuntu0.1~esm1_any.deb
Ubuntu20.04anypython3-filelock3.0.12-2ubuntu0.1~esm1python3-filelock_3.0.12-2ubuntu0.1~esm1_any.deb
Ubuntu18.04anypython3-filelock3.0.4-1ubuntu0.1~esm1python3-filelock_3.0.4-1ubuntu0.1~esm1_any.deb
Ubuntu24.04anypython3-filelock3.13.1-1ubuntu0.1~esm1python3-filelock_3.13.1-1ubuntu0.1~esm1_any.deb
Ubuntu22.04anypython3-filelock3.6.0-1ubuntu0.1~esm1python3-filelock_3.6.0-1ubuntu0.1~esm1_any.deb

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02 Feb 2026 20:26Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.16.3 - 6.5
EPSS0.00006
SSVC
filelocksymlinkstemporary fileslocal attackerlock operations failuredenial of servicefile corruptionarbitrary user files
3