CVE-2017-7563 — Trustedfirmware Trusted_firmware-a: In ARM Trusted Firmware 1.3, RO memory is always executable at AArch64 Secure EL1
In ARM Trusted Firmware 1.3, RO memory is always executable at AArch64 Secure EL1, allowing attackers to bypass the MT_EXECUTE_NEVER protection mechanism. This issue occurs because of inconsistency in the number of execute-never bits (one bit versus two bits). CVSSv3.1 8.1 (HIGH) · EPSS 57th percentile