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High severity8.2NVD Advisory· Published Nov 15, 2022· Updated Jun 17, 2026

CVE-2022-30771

CVE-2022-30771

Description

Initialization function in PnpSmm could lead to SMRAM corruption when using subsequent PNP SMI functions Initialization function in PnpSmm could lead to SMRAM corruption when using subsequent PNP SMI functions. This issue was discovered by Insyde engineering during a security review. Fixed in: Kernel 5.1: Version 05.17.25 Kernel 5.2: Version 05.27.25 Kernel 5.3: Version 05.36.25 Kernel 5.4: Version 05.44.25 Kernel 5.5: Version 05.52.25 https://www.insyde.com/security-pledge/SA-2022064

AI Insight

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

Affected products

3
  • Insyde/Kernel
    cpe:2.3:o:insyde:kernel:*:*:*:*:*:*:*:*
    Range: >=5.1,<5.1.05.17.25
  • Insyde/PnpSmmdescription
  • Insyde/PnpSmmllm-create

Patches

Vulnerability mechanics

References

2

News mentions

0

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