Out-of-Bounds Affecting rh-ruby27-rubygem-power_assert package, versions <0:1.1.7-131.el7


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
4.9% (92nd percentile)

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  • Snyk IDSNYK-RHEL7-RHRUBY27RUBYGEMPOWERASSERT-4858840
  • published26 Nov 2021
  • disclosed24 Nov 2021

Introduced: 24 Nov 2021

CVE-2021-41816  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade RHEL:7 rh-ruby27-rubygem-power_assert to version 0:1.1.7-131.el7 or higher.
This issue was patched in RHSA-2022:6856.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rh-ruby27-rubygem-power_assert package and not the rh-ruby27-rubygem-power_assert package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

CGI.escape_html in Ruby before 2.7.5 and 3.x before 3.0.3 has an integer overflow and resultant buffer overflow via a long string on platforms (such as Windows) where size_t and long have different numbers of bytes. This also affects the CGI gem before 0.3.1 for Ruby.

CVSS Base Scores

version 3.1