CVE-2017-7563

2017-06-0715:00:00

mitre

www.cve.org

8 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

59.9%

JSON

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).