Vulnerability in Ruby-concurrency Concurrent-ruby
CVE-2026-54905
concurrent-ruby is a modern concurrency tools for Ruby. Prior to 1.3.7, Concurrent::ReentrantReadWriteLock can incorrectly grant a write lock after one thread acquires the read lock 32,768 times. The lock stores a thread's local read and w…
Affected products
- Ruby-concurrency Concurrent-ruby — versions < 1.3.7
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)