Vulnerabilities > CVE-2021-33655 - Out-of-bounds Write vulnerability in multiple products

047910
CVSS 6.7 - MEDIUM
Attack vector
LOCAL
Attack complexity
LOW
Privileges required
HIGH
Confidentiality impact
HIGH
Integrity impact
HIGH
Availability impact
HIGH
local
low complexity
linux
debian
CWE-787

Summary

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

Vulnerable Configurations

Part Description Count
OS
Linux
4608
OS
Debian
2

Common Weakness Enumeration (CWE)