Out-of-bounds Write Affecting rubygem-rake package, versions *


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.25% (65th percentile)

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  • Snyk IDSNYK-RHEL7-RUBYGEMRAKE-3044402
  • published14 Oct 2022
  • disclosed29 Sept 2022

Introduced: 29 Sep 2022

CVE-2016-2338  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:7 rubygem-rake.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rubygem-rake package and not the rubygem-rake package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

An exploitable heap overflow vulnerability exists in the Psych::Emitter start_document function of Ruby. In Psych::Emitter start_document function heap buffer "head" allocation is made based on tags array length. Specially constructed object passed as element of tags array can increase this array size after mentioned allocation and cause heap overflow.

CVSS Scores

version 3.1