A vulnerability was found in OP-TEE optee_os up to 4.10.x on Arm. It has been rated as problematic . Affected by this issue is some unknown functionality. Performing a manipulation of the argument X/Y results in improper verification of cryptographic signature. This vulnerability was named CVE-2026-45614 . The attack needs to be approached locally. There is no available exploit. Upgrading the affected component is advised.