An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the VariableRuntimeDxe shared buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This issue was fixed in the kernel, which also protected chipset and OEM chipset code.
Metrics
Affected Vendors & Products
References
History
No history.
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Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-03T07:39:51.219Z
Reserved: 2022-06-06T00:00:00
Link: CVE-2022-32475
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Status : Modified
Published: 2023-02-15T14:15:11.950
Modified: 2024-11-21T07:06:24.297
Link: CVE-2022-32475
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