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Tracking
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| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2021-20304 | An issue was discovered in Insyde InsydeH2O Kernel 5.0 before 05.09.11, 5.1 before 05.17.11, 5.2 before 05.27.11, 5.3 before 05.36.11, 5.4 before 05.44.11, and 5.5 before 05.52.11 affecting FwBlockServiceSmm. Software SMI services that use the Communicate() function of the EFI_SMM_COMMUNICATION_PROTOCOL do not check whether the address of the buffer is valid, which allows use of SMRAM, MMIO, or OS kernel addresses. |
Tue, 04 Nov 2025 20:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
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Subscriptions
Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2025-11-04T19:12:32.043Z
Reserved: 2021-05-28T00:00:00.000Z
Link: CVE-2021-33627
No data.
Status : Modified
Published: 2022-02-03T02:15:06.983
Modified: 2026-06-17T03:54:53.663
Link: CVE-2021-33627
No data.
OpenCVE Enrichment
No data.
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CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
EUVD