CVE-2017-9607

The BL1 FWU SMC handling code in ARM Trusted Firmware before 1.4 might allow attackers to write arbitrary data to secure memory, bypass the bl1_plat_mem_check protection mechanism, cause a denial of service, or possibly have unspecified other impact via a crafted AArch32 image, which triggers an integer overflow.

• CWE-190

• https://github.com/ARM-software/arm-trusted-firmware/blob/v1.4/docs/change-log.rst#new-featuresIssue Tracking, Patch, Release Notes, Third Party Advisory
• https://github.com/ARM-software/arm-trusted-firmware/wiki/ARM-Trusted-Firmware-Security-Advisory-TFV-4Issue Tracking, Patch, Third Party Advisory
• https://github.com/ARM-software/arm-trusted-firmware/blob/v1.4/docs/change-log.rst#new-featuresIssue Tracking, Patch, Release Notes, Third Party Advisory
• https://github.com/ARM-software/arm-trusted-firmware/wiki/ARM-Trusted-Firmware-Security-Advisory-TFV-4Issue Tracking, Patch, Third Party Advisory

Published

Sep 20, 2017

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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