Inefficient Regular Expression Complexity Affecting ruby-bundled-gems package, versions <0:3.1.7-146.module+el9.5.0+90564+273a1edd


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.57% (69th percentile)

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  • Snyk IDSNYK-ORACLE9-RUBYBUNDLEDGEMS-10060104
  • published7 May 2025
  • disclosed4 Mar 2025

Introduced: 4 Mar 2025

CVE-2025-27220  (opens in a new tab)
CWE-1333  (opens in a new tab)

How to fix?

Upgrade Oracle:9 ruby-bundled-gems to version 0:3.1.7-146.module+el9.5.0+90564+273a1edd or higher.
This issue was patched in ELSA-2025-4488.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ruby-bundled-gems package and not the ruby-bundled-gems package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

In the CGI gem before 0.4.2 for Ruby, a Regular Expression Denial of Service (ReDoS) vulnerability exists in the Util#escapeElement method.

CVSS Base Scores

version 3.1