Out-of-bounds Read Affecting rubygem-psych package, versions <0:3.3.2-160.el9_0


Severity

Recommended
medium

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.59% (79th percentile)

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  • Snyk IDSNYK-ALMALINUX9-RUBYGEMPSYCH-5635416
  • published28 May 2023
  • disclosed20 Sept 2022

Introduced: 20 Sep 2022

CVE-2022-28739  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:9 rubygem-psych to version 0:3.3.2-160.el9_0 or higher.
This issue was patched in ALSA-2022:6585.

NVD Description

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

There is a buffer over-read in Ruby before 2.6.10, 2.7.x before 2.7.6, 3.x before 3.0.4, and 3.1.x before 3.1.2. It occurs in String-to-Float conversion, including Kernel#Float and String#to_f.

CVSS Scores

version 3.1