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Debian 10 Buster DLA-3480-1 Moderate: Redcloth DoS Mitigation

debian lts
Calendar Grey July 6, 2023
Dist Debian Esm H88
Enhance ruby-redcloth on Debian 10 to address a ReDoS attack flaw. Urgent security patch accessible.
A Regular Expression Denial of Service (ReDoS) issue was discovered in the sanitize_html function of redcloth gem

Summary

For Debian 10 buster, this problem has been fixed in version
4.3.2-3+deb10u1.

We recommend that you upgrade your ruby-redcloth packages.

For the detailed security status of ruby-redcloth please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/ruby-redcloth

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS


Package: ruby-redcloth
Version: 4.3.2-3+deb10u1
CVE ID: CVE-2023-31606
Debian Bug: 1040488

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