Inefficient Regular Expression Complexity Affecting ruby:2.7/rubygem-rdoc package, versions <0:6.2.1.1-139.module_el8.8.0+3578+2b4b06da


Severity

Recommended
0.0
medium
0
10

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.36% (73rd percentile)

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  • Snyk IDSNYK-ALMALINUX8-RUBY-5749593
  • published1 Jul 2023
  • disclosed1 Apr 2024

Introduced: 1 Jul 2023

CVE-2023-28756  (opens in a new tab)
CWE-1333  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 ruby:2.7/rubygem-rdoc to version 0:6.2.1.1-139.module_el8.8.0+3578+2b4b06da or higher.
This issue was patched in ALSA-2023:3821.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ruby:2.7/rubygem-rdoc package and not the ruby:2.7/rubygem-rdoc package as distributed by AlmaLinux. See How to fix? for AlmaLinux:8 relevant fixed versions and status.

A ReDoS issue was discovered in the Time component through 0.2.1 in Ruby through 3.2.1. The Time parser mishandles invalid URLs that have specific characters. It causes an increase in execution time for parsing strings to Time objects. The fixed versions are 0.1.1 and 0.2.2.

References

CVSS Base Scores

version 3.1