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.

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Advisories
Source ID Title
EUVD EUVD EUVD-2017-18538 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.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 05 Jun 2026 20:15:00 +0000

Type Values Removed Values Added
First Time appeared Trustedfirmware
Trustedfirmware trusted Firmware-a
CPEs cpe:2.3:o:arm:arm-trusted-firmware:*:*:*:*:*:*:*:* cpe:2.3:o:trustedfirmware:trusted_firmware-a:*:*:*:*:*:*:*:*
Vendors & Products Arm
Arm arm-trusted-firmware
Trustedfirmware
Trustedfirmware trusted Firmware-a
Metrics cvssV3_0

{'score': 7.0, 'vector': 'CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H'}

cvssV3_1

{'score': 7.0, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T17:11:02.299Z

Reserved: 2017-06-13T00:00:00.000Z

Link: CVE-2017-9607

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2017-09-20T16:29:00.957

Modified: 2026-06-05T20:04:27.637

Link: CVE-2017-9607

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses