Out-of-Bounds Memory Write Vulnerability in Kernel via ioctl cmd FBIOPUT_VSCREENINFO

Out-of-Bounds Memory Write Vulnerability in Kernel via ioctl cmd FBIOPUT_VSCREENINFO

CVE-2021-33655 · MEDIUM Severity

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

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

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