Code injection

2022-02-0302:15:00

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8.1 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

20.6%

JSON

An issue was discovered in SdHostDriver in the kernel 5.0 through 5.5 in Insyde InsydeH2O. There is an SMM callout that allows an attacker to access the System Management Mode and execute arbitrary code. This occurs because of a Numeric Range Comparison Without a Minimum Check.

CPENameOperatorVersion
insydeh2oge5.1
insydeh2olt5.16.42
insydeh2oge5.2
insydeh2olt5.26.42
insydeh2oge5.3
insydeh2olt5.35.42
insydeh2oge5.4
insydeh2olt5.43.42
insydeh2oge5.5
insydeh2olt5.51.42

Name	Operator	Version
insydeh2o	ge	5.1
insydeh2o	lt	5.16.42
insydeh2o	ge	5.2
insydeh2o	lt	5.26.42
insydeh2o	ge	5.3
insydeh2o	lt	5.35.42
insydeh2o	ge	5.4
insydeh2o	lt	5.43.42
insydeh2o	ge	5.5
insydeh2o	lt	5.51.42