CVE-2021-43619

Katalog CVE

CVSS 7.8 · High EPSS 0,42%

Kerentanan Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') pada trustedfirmware trusted firmware-m. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

1 Maret 2022

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

7.8 (High), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

EPSS (30 hari)

0,42% peluang dieksploitasi; lebih tinggi dari 34,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://developer.arm.com/support/arm-security-updates advisory vendor
• https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/ patch · advisory pihak ketiga
• https://tf-m-user-guide.trustedfirmware.org/docs/security/security_advisories/fwu_write_vulnerability.html exploit · patch · advisory pihak ketiga
• https://www.trustedfirmware.org product