CVE-2022-33982

Katalog CVE

CVSS 6.4 · Medium EPSS 0,16%

Kerentanan Time-of-check Time-of-use (TOCTOU) Race Condition pada insyde kernel. Skor CVSS 3.1 6.4 (Medium) menurut NVD.

Deskripsi (NVD)

DMA attacks on the parameter buffer used by the Int15ServiceSmm software SMI handler could lead to a TOCTOU attack on the SMI handler and lead to corruption of SMRAM. DMA attacks on the parameter buffer used by the software SMI handler used by the driver Int15ServiceSmm could lead to a TOCTOU attack on the SMI handler and lead to corruption of SMRAM. This issue was discovered by Insyde engineering during a security review. This issue is fixed in Kernel 5.2: 05.27.23, Kernel 5.3: 05.36.23, Kernel 5.4: 05.44.23 and Kernel 5.5: 05.52.23 CWE-367

Rincian

Terbit di NVD

14 November 2022

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition

EPSS (30 hari)

0,16% peluang dieksploitasi; lebih tinggi dari 4,2% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.insyde.com/security-pledge advisory vendor
• https://www.insyde.com/security-pledge/SA-2022052 advisory vendor
• https://cert-portal.siemens.com/productcert/pdf/ssa-450613.pdf