Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.
Metrics
Affected Vendors & Products
References
History
Mon, 03 Nov 2025 20:30:00 +0000
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Wed, 23 Apr 2025 19:15:00 +0000
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ssvc
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Status: PUBLISHED
Assigner: TianoCore
Published: 2022-03-03T21:53:37.000Z
Updated: 2025-11-03T19:26:15.934Z
Reserved: 2021-08-11T00:00:00.000Z
Link: CVE-2021-38578
Updated: 2025-11-03T19:26:15.934Z
Status : Modified
Published: 2022-03-03T22:15:08.423
Modified: 2025-11-03T20:15:49.767
Link: CVE-2021-38578
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