cvedb.io
CVE-2022-28738
CRITICAL · CVSS 9.8
EPSS exploitation probability: 0%
Published 2022-05-09T18:15:08.490 · Last modified 2026-06-17T04:38:56.777

Summary

A double free was found in the Regexp compiler in Ruby 3.x before 3.0.4 and 3.1.x before 3.1.2. If a victim attempts to create a Regexp from untrusted user input, an attacker may be able to write to unexpected memory locations.

Affected products

ruby-lang — ruby

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.