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CVE-2021-38578

🗓️ 03 Mar 2022 21:53:37Reported by TianoCoreType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 2 Media mentions👁 206 Views

Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize

Related
Detection
Affected
Refs
Social
NVD
Node
tianocoreedk2Range202202
Node
insydekernelMatch5.0
OR
insydekernelMatch5.1
OR
insydekernelMatch5.2
OR
insydekernelMatch5.3
OR
insydekernelMatch5.4
OR
insydekernelMatch5.5
[
  {
    "defaultStatus": "unaffected",
    "product": "EDK II",
    "vendor": "TianoCore",
    "versions": [
      {
        "status": "affected",
        "version": "edk2-stable202208"
      }
    ]
  }
]

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03 Nov 2025 20:15Current
8.4High risk
Vulners AI Score8.4
CVSS 27.5
CVSS 3.17.4 - 9.8
EPSS0.00064
SSVC
206