A vulnerability has been found in Linux Kernel up to 6.18.29/7.0.6/7.1-rc2 and classified as critical . This affects the function kernel_fpu_begin of the component x86 . Performing a manipulation results in memory corruption. This vulnerability is reported as CVE-2026-46290 . The attacker must have access to the local network to execute the attack. No exploit exists. The affected component should be upgraded.