CVE-2022-35895

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. The FwBlockSericceSmm driver does not properly validate input parameters for a software SMI routine, leading to memory corruption of arbitrary addresses including SMRAM, and possible arbitrary code execution.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.2 HIGH
LOCAL
LOW
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
mitreCNA
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CVEADP
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CISA-ADPADP
8.2 HIGH
LOCAL
LOW
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 24%
VendorProductVersion
insydeinsydeh2o
5.0 ≤
𝑥
< 05.09.37
insydeinsydeh2o
5.1 ≤
𝑥
< 05.17.37
insydeinsydeh2o
5.2 ≤
𝑥
< 05.27.29
insydeinsydeh2o
5.3 ≤
𝑥
< 05.36.29
insydeinsydeh2o
5.4 ≤
𝑥
< 05.44.29
insydeinsydeh2o
5.5 ≤
𝑥
< 05.52.29
𝑥
= Vulnerable software versions