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    CVE-2022-46897

    An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. The CapsuleIFWUSmm driver does not check the return value from a method or function. This can prevent it from detecting unexpected states and conditions.

    Published:Apr 22, 2024
    Last Modified:Jul 29, 2025
    EPS:Apr 22, 2024
    EPSS Score:0.00046
    CVSS Score:5.3

    Affected Products

    Vendor
    Insyde
    Product
    Kernel

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-252 Unchecked Return Value

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2023-47252 (CVSS 6.3) — An issue was discovered in PnpSmm in Insyde InsydeH2O with kernel 5.0 through 5.6. There is a possible out-of-…
    CVE-2023-28468 (CVSS 6.5) — An issue was discovered in FvbServicesRuntimeDxe in Insyde InsydeH2O with kernel 5.0 through 5.5. The FvbServi…
    CVE-2022-36337 (CVSS 8.2) — An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. A stack buffer overflow vulnerability…
    CVE-2022-35407 (CVSS 7.8) — An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. A stack buffer overflow leads to arbi…
    CVE-2022-35897 (CVSS 6.8) — An stack buffer overflow vulnerability leads to arbitrary code execution issue was discovered in Insyde Insyde…
    CVE-2022-30771 (CVSS 8.2) — Initialization function in PnpSmm could lead to SMRAM corruption when using subsequent PNP SMI functions Initi…
    CVE-2022-30772 (CVSS 8.2) — Manipulation of the input address in PnpSmm function 0x52 could be used by malware to overwrite SMRAM or OS ke…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High