CVE-2026-89489 | Linux Kernel up to 6.12.108/6.18.49/7.2.3 OpenRISC sys_or1k_atomic v1/v2 out-of-bounds write (Nessus ID 345351)

A vulnerability was found in Linux Kernel up to 6.12.108/6.18.49/7.2.3. It has been declared as very critical. This vulnerability affects the function sys_or1k_atomic of the component OpenRISC. The manipulation of the argument v1/v2 results in out-of-bounds write. This vulnerability is reported as CVE-2026-89489. The attack requires a local...