CVE-2026-89704 | Linux Kernel up to 6.12.108/6.18.49/7.2.3 nfsd _nfsd_copy_file_range f_wb_err race condition

A vulnerability categorized as problematic has been discovered in Linux Kernel up to 6.12.108/6.18.49/7.2.3. This affects the function _nfsd_copy_file_range of the component nfsd. Such manipulation of the argument f_wb_err leads to race condition.

This vulnerability is documented as CVE-2026-89704. The attack can be executed remotely. There is not any exploit available.

It is advisable to upgrade the affected component.VulDB Recent EntriesRead More