Error in handling the PlatformLangCodes UEFI variable could cause a buffer overflow, leading to resource exhaustion and failure.

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Fixes

Solution

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Workaround

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History

Thu, 03 Sep 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 03 Sep 2026 10:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-120

Thu, 03 Sep 2026 03:30:00 +0000

Type Values Removed Values Added
Description Error in handling the PlatformLangCodes UEFI variable could cause a buffer overflow, leading to resource exhaustion and failure.
Title VariableEditSmm: Error checking of UEFI variables could cause buffer overflow, leading to code execution
References
Metrics cvssV3_1

{'score': 6.7, 'vector': 'CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:L'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Insyde

Published:

Updated: 2026-09-03T13:13:33.103Z

Reserved: 2021-11-12T22:48:20.355Z

Link: CVE-2021-43614

cve-icon Vulnrichment

Updated: 2026-09-03T13:13:27.992Z

cve-icon NVD

Status : Received

Published: 2026-09-03T13:04:12.283

Modified: 2026-09-03T14:16:59.853

Link: CVE-2021-43614

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-03T10:00:12Z

Weaknesses