Inefficient Regular Expression Complexity Affecting ruby:3.1/rubygem-rss package, versions <0:0.2.9-142.module_el8.9.0+3746+91b8233a


Severity

Recommended
0.0
medium
0
10

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.48% (77th percentile)

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  • Snyk IDSNYK-ALMALINUX8-RUBY-6475790
  • published21 Mar 2024
  • disclosed11 Jun 2024

Introduced: 21 Mar 2024

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

How to fix?

Upgrade AlmaLinux:8 ruby:3.1/rubygem-rss to version 0:0.2.9-142.module_el8.9.0+3746+91b8233a or higher.
This issue was patched in ALSA-2024:1431.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ruby:3.1/rubygem-rss package and not the ruby:3.1/rubygem-rss 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 Scores

version 3.1