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OpenAdvisories

Weakness (CWE)

CWE-414: Missing Lock Check

Base Draft

A product does not check to see if a lock is present before performing sensitive operations on a resource.

How to prevent it (1 mitigation)

  1. Architecture and Design, Implementation

    Implement a reliable lock mechanism.

Source: MITRE CWE-414

All Critical High Medium Low Exploited only Public exploit

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  • Low 2.1
    CVE-2026-54906

    concurrent-ruby: ReadWriteLock allows wrong-thread write release and stray read-release counter corruption

    concurrent-ruby is a modern concurrency tools for Ruby. Prior to 1.3.7, Concurrent::ReadWriteLock#release_write_lock does not verify that the calling thread acquired the write lock. Any thread with access to the lock object can release an active write lock he…

    ruby-concurrency concurrent-ruby ruby-concurrent concurrent-ruby Debian Ubuntu RubyGems