CVE-2022-50156

Katalog CVE

CVSS 7.8 · High EPSS 0,22%

Kerentanan Out-of-bounds Write pada linux kernel. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

In the Linux kernel, the following vulnerability has been resolved: HID: cp2112: prevent a buffer overflow in cp2112_xfer() Smatch warnings: drivers/hid/hid-cp2112.c:793 cp2112_xfer() error: __memcpy() 'data->block[1]' too small (33 vs 255) drivers/hid/hid-cp2112.c:793 cp2112_xfer() error: __memcpy() 'buf' too small (64 vs 255) The 'read_length' variable is provided by 'data->block[0]' which comes from user and it(read_length) can take a value between 0-255. Add an upper bound to 'read_length' variable to prevent a buffer overflow in memcpy().

Rincian

Terbit di NVD

18 Juni 2025

Terakhir diubah

4 Agustus 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-787: Out-of-bounds Write

EPSS (30 hari)

0,22% peluang dieksploitasi; lebih tinggi dari 11,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/stable/c/26e427ac85c2b8d0d108cc80b6de34d33e2780c4 patch
• https://git.kernel.org/stable/c/381583845d19cb4bd21c8193449385f3fefa9caf patch
• https://git.kernel.org/stable/c/3af7d60e9a6c17d6d41c4341f8020511887d372d patch
• https://git.kernel.org/stable/c/519ff31a6ddd87aa4905bd9bf3b92e8b88801614 patch
• https://git.kernel.org/stable/c/8489a20ac481b08c0391608d81ed3796d373cfdf patch
• https://git.kernel.org/stable/c/e7028944e61014ae915e7fb74963d3835f2f761a patch
• https://git.kernel.org/stable/c/ebda3d6b004bb6127a66a616524a2de152302ca7 patch