Trusted Firmware M 1.4.x through 1.4.1 has a buffer overflow issue in the Firmware Update partition. In the IPC model, a psa_fwu_write caller from SPE or NSPE can overwrite stack memory locations.
References
| Link | Resource |
|---|---|
| https://developer.arm.com/support/arm-security-updates | Vendor Advisory |
| https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/ | Patch Third Party Advisory |
| https://tf-m-user-guide.trustedfirmware.org/docs/security/security_advisories/fwu_write_vulnerability.html | Exploit Patch Third Party Advisory |
| https://www.trustedfirmware.org | Product |
Configurations
Configuration 1 (hide)
|
History
09 Mar 2022, 00:53
| Type | Values Removed | Values Added |
|---|---|---|
| References | (MISC) https://www.trustedfirmware.org - Product | |
| References | (CONFIRM) https://tf-m-user-guide.trustedfirmware.org/docs/security/security_advisories/fwu_write_vulnerability.html - Exploit, Patch, Third Party Advisory | |
| References | (MISC) https://developer.arm.com/support/arm-security-updates - Vendor Advisory | |
| References | (MISC) https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/ - Patch, Third Party Advisory | |
| First Time |
Arm trusted Firmware-m
Arm |
|
| CWE | CWE-120 | |
| CPE | cpe:2.3:a:arm:trusted_firmware-m:1.4.0:*:*:*:*:*:*:* cpe:2.3:a:arm:trusted_firmware-m:1.4.1:*:*:*:*:*:*:* |
|
| CVSS |
v2 : v3 : |
v2 : 4.6
v3 : 7.8 |
01 Mar 2022, 05:15
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2022-03-01 05:15
Updated : 2023-12-10 14:22
NVD link : CVE-2021-43619
Mitre link : CVE-2021-43619
CVE.ORG link : CVE-2021-43619
JSON object : View
Products Affected
arm
- trusted_firmware-m
CWE
CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')