- https://bugs.mageia.org/show_bug.cgi?id=30214
- https://ubuntu.com/security/notices/USN-5348-1
- https://github.com/smarty-php/smarty/releases/tag/v4.0.4
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-13982
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16831
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21408
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26119
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26120
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29454