CVE-2021-33655

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CVSS 3.1

6.7 medium

EPSS

<1%p24

Published

Jul 18, 2022 (Jul 18, 2022)

Modified

Jun 17, 2026

Description

When sending malicous data to kernel by ioctl cmd FBIOPUT_VSCREENINFO,kernel will write memory out of bounds.

Vendors: linux debian
Products: linux kernel, debian linux
Weakness: CWE-787
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.3%)

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