JRuby before 1.6.5.1 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table.
CVSS Details
- CVSS 3.1 Base Score: 5.3
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade jruby | Jul 30, 2024 | Dec 30, 2011 |
| Freebsd | — | Upgrade ruby+nopthreadsUpgrade redisUpgrade ruby+nopthreads+onigurumaUpgrade rubyUpgrade jrubyUpgrade rubygem-rackUpgrade nodeUpgrade ruby+onigurumaUpgrade v8 | Dec 10, 2025 | Jan 16, 2012 |
| Gentoo Linux | — | Upgrade dev-java/jruby. | Oct 30, 2017 | Dec 29, 2011 |
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