CVE-2017-7563

HIGH

8.1

CVSS Severity Score

EPSS Score0.1500%

EPSS Percentile13.53th

Published2017年6月7日

Last Modified2026年6月8日

Vulnerability Description

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).

Affected Platforms (CPE)

💻

Trustedfirmware

Trusted Firmware A

<= 1.3

References & Advisories

🔗 https://github.com/ARM-software/arm-trusted-firmware/wiki/ARM-Trusted-Firmware-Security-Advisory-TFV-3

Vulnerability Description

Affected Platforms (CPE)

Trusted Firmware A

References & Advisories

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