CVE-2026-8484 | FuseSource jansi up to 2.4.3 ioctl heap-based overflow (EUVD-2026-37064)

A vulnerability was found in FuseSource jansi up to 2.4.3. It has been rated as critical. This issue affects the function ioctl. This manipulation causes heap-based buffer overflow. This vulnerability only affects products that are no longer supported by the maintainer.

This vulnerability is tracked as CVE-2026-8484. The attack is restricted to local execution. No exploit exists.