CVE-2026-45858 | Linux Kernel up to 6.6.129/6.12.74/6.18.13/6.19.3 ext4_split_extent initialization (Nessus ID 329305 / WID-SEC-2026-1700)
A vulnerability, which was classified as critical, has been found in Linux Kernel up to 6.6.129/6.12.74/6.18.13/6.19.3. This affects the function ext4_split_extent. This manipulation causes improper initialization.
This vulnerability is registered as CVE-2026-45858. The attack requires access to the local network. No exploit is available.
It is advisable to upgrade the affected component.