CVE-2026-46124 | Linux Kernel up to 7.1-rc1 isofs isofs_fh_to_dentry infinite loop

A vulnerability was found in Linux Kernel up to 6.6.139/6.12.87/6.18.29/7.0.6/7.1-rc1. It has been classified as critical. This issue affects the function isofs_fh_to_dentry of the component isofs. The manipulation leads to infinite loop. This vulnerability is listed as CVE-2026-46124. The attack must be carried out from within the local network. There is no available exploit. Upgrading the affected component is recommended.