CVE-2026-53059 | Linux Kernel up to 7.0.9 /dev/mapper/bigzero create_log_context out-of-bounds write (WID-SEC-2026-2077)

A vulnerability classified as critical has been found in Linux Kernel up to 7.0.9. Impacted is the function create_log_context of the file /dev/mapper/bigzero. This manipulation causes out-of-bounds write. This vulnerability is tracked as CVE-2026-53059. The attack is only possible within the local network. No exploit exists. It is recommended to upgrade the affected component.