CVE-2025-71123 | Linux Kernel up to 6.1.159/6.6.119/6.12.63/6.18.2 ext4 string.h parse_apply_sb_mount_options s_mount_opts buffer overflow

A vulnerability was found in Linux Kernel up to 6.1.159/6.6.119/6.12.63/6.18.2. It has been rated as critical. The affected element is the function parse_apply_sb_mount_options in the library string.h of the component ext4. Performing a manipulation of the argument s_mount_opts results in buffer overflow.

This vulnerability is identified as CVE-2025-71123. The attack can only be performed from the local network. There is not any exploit available.

Upgrading the affected component is advised.VulDB Recent EntriesRead More