Double Free Affecting rubygems package, versions <0:3.2.33-160.el9_0


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.5% (78th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Double Free vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-ORACLE9-RUBYGEMS-3028812
  • published16 Sept 2022
  • disclosed9 May 2022

Introduced: 9 May 2022

CVE-2022-28738  (opens in a new tab)
CWE-415  (opens in a new tab)

How to fix?

Upgrade Oracle:9 rubygems to version 0:3.2.33-160.el9_0 or higher.
This issue was patched in ELSA-2022-6585.

NVD Description

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

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.

CVSS Scores

version 3.1