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An issue was discovered in SdHostDriver in the kernel 5.0 through 5.5 in Insyde InsydeH2O. There is an SMM callout that allows an attacker to access the System Management Mode and execute arbitrary c…

高危 CVSS 8.2
CVECVE-2021-41838
首次发现2026-08-11 14:15 UTC
披露时间2022-02-03 02:15 UTC
最后更新2026-08-11 14:15 UTC
通道状态auto

摘要

An issue was discovered in SdHostDriver in the kernel 5.0 through 5.5 in Insyde InsydeH2O. There is an SMM callout that allows an attacker to access the System Management Mode and execute arbitrary code. This occurs because of a Numeric Range Comparison Without a Minimum Check.

中文摘要建设中,暂以英文摘要呈现(DR-003 v2)。

深度研判

该漏洞尚未生成深度研判报告(DR-003 v2 AI pipeline 建设中)。

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数据来源

  • NVD DATABASE

原始链接

时间线

  1. nvd_ingest NVD