Alerts This Week
Warning Icon 1 684
Alerts This Week
Warning Icon 1 684

Fedora 34: Critical Update for rubygem-kramdown 2.3.1 Namespace Restriction

fedora
Calendar Grey March 25, 2021
Dist Fedora Esm H88
Debian's rubygem-dookup upgraded to mitigate CVE-2021-28683, tackling vulnerabilities.
New version 2.3.1 is released

Summary

kramdown is yet-another-markdown-parser but fast, pure Ruby,

using a strict syntax definition and supporting several common extensions.

New version 2.3.1 is released. Note that a possible security related issue is

found on the previous version of rubygem-kramdown where kramdown does not

restrict custom Rouge formatters within Rouge::Formatters namespace. This issue

is now assigned as CVE-2021-28834. This new rpm should fix this issue.

* Sun Mar 21 2021 Mamoru TASAKA - 2.3.0-1

- 2.3.1

* Sun Mar 21 2021 Mamoru TASAKA - 2.3.0-3

- Apply upstream fix for CVE-2021-28834 (rouge formatter namespace restriction)

[ 1 ] Bug #1941045 - CVE-2021-28834 rubygem-kramdown: allows arbitrary classes to be instantiated [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1941045

su -c 'dnf upgrade --advisory FEDORA-2021-139a6a2f9d' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

All packages are signed with the Fedora Project GPG key. More details on the

GPG keys used by the Fedora Project can be found at

https://fedoraproject.org/security/

package-announce mailing list -- package-announce@lists.fedoraproject.org

To unsubscribe send an email to package-announce-leave@lists.fedoraproject.org

Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/

List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines

List Archives: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/

Do not reply to spam on the list, report it: https://pagure.io/fedora-infrastructure

Change Log

References

Update Instructions

Severity
critical
Lowest
Low
Medium
High
Critical

Product: Fedora 34
Version: 2.3.1
Release: 1.fc34
URL: Summary : Fast, pure-Ruby Markdown-superset converter

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Related News

Your message here