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Unrated severityNVD Advisory· Published Jan 5, 2022· Updated Aug 4, 2024

CVE-2021-41842

CVE-2021-41842

Description

An issue was discovered in AtaLegacySmm in the kernel 5.0 before 05.08.46, 5.1 before 05.16.46, 5.2 before 05.26.46, 5.3 before 05.35.46, 5.4 before 05.43.46, and 5.5 before 05.51.45 in Insyde InsydeH2O. Code execution can occur because the SMI handler lacks a CommBuffer check.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2
  • Insyde/InsydeH2Odescription
  • Insyde/BIOSllm-fuzzy
    Range: kernel 5.0 < 05.08.46, 5.1 < 05.16.46, 5.2 < 05.26.46, 5.3 < 05.35.46, 5.4 < 05.43.46, 5.5 < 05.51.45

Patches

Vulnerability mechanics

No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.

References

2

News mentions

0

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