CVE-2021-28663

Katalog CVE

CVSS 8.8 · High KEV · sudah dieksploitasi EPSS 12,1%

Kerentanan Use After Free pada arm bifrost gpu kernel driver, arm midgard gpu kernel driver +1 lainnya. Skor CVSS 3.1 8.8 (High) menurut NVD. Masuk katalog KEV CISA pada 3 November 2021, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

The Arm Mali GPU kernel driver allows privilege escalation or information disclosure because GPU memory operations are mishandled, leading to a use-after-free. This affects Bifrost r0p0 through r28p0 before r29p0, Valhall r19p0 through r28p0 before r29p0, and Midgard r4p0 through r30p0.

Rincian

Terbit di NVD

10 Mei 2021

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-416: Use After Free

EPSS (30 hari)

12,1% peluang dieksploitasi; lebih tinggi dari 96,0% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

Arm Mali Graphics Processing Unit (GPU) Use-After-Free Vulnerability

Masuk KEV

3 November 2021

Tenggat CISA

17 November 2021 (untuk instansi federal AS)

Ransomware

Belum tercatat

Tindakan wajib

Apply updates per vendor instructions.

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://developer.arm.com/support/arm-security-updates advisory vendor
• https://developer.arm.com/support/arm-security-updates/mali-gpu-kernel-driver advisory vendor
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-28663 pemerintah AS
• https://github.com/lntrx/CVE-2021-28663 exploit