Severity: Normal
Title: RDoc: Command Injection
Date: January 05, 2024
Bugs: #801301
ID: 202401-05

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Synopsis
=======
A vulnerability has been found in RDoc which allows for command
injection.

Background
=========
RDoc produces HTML and command-line documentation for Ruby projects.

Affected packages
================
Package Vulnerable Unaffected
------------- ------------ ------------
dev-ruby/rdoc < 6.3.2 >= 6.3.2

Description
==========
A vulnerability has been discovered in RDoc. Please review the CVE
identifier referenced below for details.

Impact
=====
RDoc used to call Kernel#open to open a local file. If a Ruby project
has a file whose name starts with | and ends with tags, the command
following the pipe character is executed. A malicious Ruby project could
exploit it to run an arbitrary command execution against a user who
attempts to run the rdoc command.

Workaround
=========
There is no known workaround at this time.

Resolution
=========
All RDoc users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">Þv-ruby/rdoc-6.3.2"

References
=========
[ 1 ] CVE-2021-31799
https://nvd.nist.gov/vuln/detail/CVE-2021-31799

Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

https://security.gentoo.org/glsa/202401-05

Concerns?
========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
[email protected] or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
======
Copyright 2024 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5