CVE-2021-42059

CVE-2021-42059CVE-2021-42059

insyde / insydeh2o

Description

An issue was discovered in Insyde InsydeH2O Kernel 5.0 before 05.08.41, Kernel 5.1 before 05.16.41, Kernel 5.2 before 05.26.41, Kernel 5.3 before 05.35.41, and Kernel 5.4 before 05.42.20. A stack-based buffer overflow leads toarbitrary code execution in UEFI DisplayTypeDxe DXE driver.

Scoring

CVSS 6.7 ()
VectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Last modified2026-08-11
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.