JSON::XS before version 4.04 for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | alma-upgrade-perl-json-xs | Oct 21, 2025 | Oct 1, 2025 | |
| Amazon Linux Ami 2 | amazon-linux-ami-2-upgrade-perl-json-xsamazon-linux-ami-2-upgrade-perl-json-xs-debuginfo | May 20, 2026 | May 20, 2026 | |
| Amazon_linux_2023 | amazon-linux-2023-upgrade-perl-json-xsamazon-linux-2023-upgrade-perl-json-xs-debuginfoamazon-linux-2023-upgrade-perl-json-xs-debugsourceamazon-linux-2023-upgrade-perl-json-xs-tests | Sep 30, 2025 | Sep 8, 2025 | |
| Debian | debian-upgrade-libjson-xs-perl | Sep 15, 2025 | Sep 15, 2025 | |
| Oracle_linux | — | oracle-linux-upgrade-perl-json-xs | Oct 2, 2025 | Sep 8, 2025 |
| Redhat_linux | redhat-upgrade-perl-json-xsredhat-upgrade-perl-json-xs-debuginforedhat-upgrade-perl-json-xs-debugsource | Oct 2, 2025 | Sep 8, 2025 | |
| Rocky_linux | rocky-upgrade-perl-json-xsrocky-upgrade-perl-json-xs-debuginforocky-upgrade-perl-json-xs-debugsource | Feb 5, 2026 | Oct 3, 2025 | |
| Suse | — | suse-upgrade-perl-cpanel-json-xssuse-upgrade-perl-json-xs | Dec 5, 2025 | Oct 15, 2025 |
| Ubuntu | ubuntu-upgrade-libjson-xs-perl | Sep 16, 2025 | Sep 8, 2025 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub