CVE-2021-38578
- State
- Published
- Severity
- 7.4 High
- Published
- Mar 3, 2022
- Updated
- Nov 3, 2025
- Reserved
- Aug 11, 2021
Description
Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.4 High | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:L | TianoCore |
Weaknesses
- CWE-124 A case of CWE-124 is occurring in PiSmmCore.
Affected Products
| Product | Versions |
|---|---|
EDK IITianoCore |
|
References
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