Vulnerability Details CVE-2022-28738
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 63.0%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
References
- https://hackerone.com/reports/1220911
- https://security-tracker.debian.org/tracker/CVE-2022-28738
- https://security.gentoo.org/glsa/202401-27
- https://security.netapp.com/advisory/ntap-20220624-0002/
- https://www.ruby-lang.org/en/news/2022/04/12/double-free-in-regexp-compilation-cve-2022-28738/
- https://hackerone.com/reports/1220911
- https://security-tracker.debian.org/tracker/CVE-2022-28738
- https://security.gentoo.org/glsa/202401-27
- https://security.netapp.com/advisory/ntap-20220624-0002/
- https://www.ruby-lang.org/en/news/2022/04/12/double-free-in-regexp-compilation-cve-2022-28738/
Products affected by CVE-2022-28738
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cpe:2.3:a:ruby-lang:ruby:3.0.0
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cpe:2.3:a:ruby-lang:ruby:3.0.1
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cpe:2.3:a:ruby-lang:ruby:3.0.2
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cpe:2.3:a:ruby-lang:ruby:3.0.3
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cpe:2.3:a:ruby-lang:ruby:3.1.0
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cpe:2.3:a:ruby-lang:ruby:3.1.1