What’s Vulnerable › Vulnerabilities

CVE-2017-9607

• Severity: high (CVSS 7.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-09-20 · updated 2026-06-17
• Weakness: CWE-190

Description

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.

Affected products

• TrustedFirmware Trusted Firmware-A: through 1.3

References

• https://github.com/ARM-software/arm-trusted-firmware/blob/v1.4/docs/change-log.rst#new-features
• https://github.com/ARM-software/arm-trusted-firmware/wiki/ARM-Trusted-Firmware-Security-Advisory-TFV-4
• https://github.com/ARM-software/arm-trusted-firmware/blob/v1.4/docs/change-log.rst#new-features
• https://github.com/ARM-software/arm-trusted-firmware/wiki/ARM-Trusted-Firmware-Security-Advisory-TFV-4

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