CVE-2022-35893
High
Description
An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An SMM memory corruption vulnerability in the FvbServicesRuntimeDxe driver allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.
SeverityHigh
CVSS8.2
Exploit probability—
ProductInsydeh2o
PublishedSep 23, 2022
First seenSep 23, 2022
Weakness typeCWE-20Improper input validation
How to fix
Update
- insyde insydeh2o05.09.37, 05.17.37, 05.27.29, 05.36.29, 05.44.29, 05.52.29 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| insyde insydeh2o | 5.0 ≤ v < 05.09.37, 5.1 ≤ v < 05.17.37, 5.2 ≤ v < 05.27.29, 5.3 ≤ v < 05.36.29, 5.4 ≤ v < 05.44.29, 5.5 ≤ v < 05.52.29 | 05.09.37, 05.17.37, 05.27.29, 05.36.29, 05.44.29, 05.52.29 |
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