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Gentoo Linux Security Advisory 202401-14

Gentoo Linux Security Advisory 202401-14 - A denial of service vulnerability has been found in RedCloth. Versions greater than or equal to 4.3.2-r5 are affected.

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Gentoo Linux Security Advisory GLSA 202401-14


                                       https://security.gentoo.org/  

Severity: Low
Title: RedCloth: ReDoS Vulnerability
Date: January 10, 2024
Bugs: #908035
ID: 202401-14


Synopsis

A denial of service vulnerability has been found in RedCloth.

Background

RedCloth is a module for using Textile in Ruby

Affected packages

Package Vulnerable Unaffected


dev-ruby/redcloth < 4.3.2-r5 >= 4.3.2-r5

Description

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

Impact

RedCloth is vulnerable to a regular expression denial of service
(“ReDoS”) attack via the sanitize_html function.

Workaround

There is no known workaround at this time.

Resolution

All RedCloth users should upgrade to the latest version:

emerge --sync

emerge --ask --oneshot --verbose “>=dev-ruby/redcloth-4.3.2-r5”

References

[ 1 ] CVE-2023-31606
https://nvd.nist.gov/vuln/detail/CVE-2023-31606

Availability

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

https://security.gentoo.org/glsa/202401-14

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

Related news

Ubuntu Security Notice USN-6358-1

Ubuntu Security Notice 6358-1 - It was discovered that RedCloth incorrectly handled certain inputs during html sanitisation. An attacker could possibly use this issue to cause a denial of service.

GHSA-qcm3-vfq5-wfr2: RedCloth Regular Expression Denial of Service issue

A Regular Expression Denial of Service (ReDoS) issue was discovered in the `sanitize_html` function of RedCloth gem v4.0.0. This vulnerability allows attackers to cause a Denial of Service (DoS) via supplying a crafted payload.

CVE-2023-31606: GitHub - jgarber/redcloth: RedCloth is a Ruby library for converting Textile into HTML.

A Regular Expression Denial of Service (ReDoS) issue was discovered in the sanitize_html function of redcloth gem v4.0.0. This vulnerability allows attackers to cause a Denial of Service (DoS) via supplying a crafted payload.

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