concurrent-ruby vulnerabilities
CVEs whose affected-version data names the concurrent-ruby package (rubygems). Each record lists the affected and patched versions; check a specific version with the dependency checker or POST /api/sbom.
3 CVEsRSS
CVE-2026-54904HighConcurrent Ruby : `AtomicReference#update` livelocks when the stored value is `Float::NAN`
Concurrent Ruby : `AtomicReference#update` livelocks when the stored value is `Float::NAN`
▾ Twilightconcurrent-ruby · concurrent-rubyEPSS 0.67%via GHSA
CVE-2026-54905LowConcurrent Ruby: `ReentrantReadWriteLock` read-count overflow grants a write lock without exclusivity
Concurrent Ruby: `ReentrantReadWriteLock` read-count overflow grants a write lock without exclusivity
▾ Sunlitconcurrent-ruby · concurrent-rubyEPSS 0.15%via GHSA
CVE-2026-54906LowConcurrent Ruby: ReadWriteLock allows wrong-thread write release and stray read-release counter corruption
Concurrent Ruby: ReadWriteLock allows wrong-thread write release and stray read-release counter corruption
▾ Sunlitconcurrent-ruby · concurrent-rubyEPSS 0.25%via GHSA