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MitreCVE-2022-30771

HistoryNov 15, 2022 - 9:15 p.m.

CVE-2022-30771

2022-11-1521:15:36

CWE-787

mitre

web.nvd.nist.gov

cve

2022

30771

pnpsmm

smram

corruption

pnp

smi

security review

kernel

insyde engineering

CVSS3

8.2

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

AI Score

8.2

Confidence

High

EPSS

Percentile

12.6%

JSON

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

Affected configurations

Nvd

Node

insydekernelRange5.1–5.1.05.17.25

insydekernelRange5.2–5.2.05.27.25

insydekernelRange5.3–5.3.05.36.25

insydekernelRange5.4–5.4.05.44.25

insydekernelRange5.5–5.5.05.52.25

VendorProductVersionCPE
insydekernel*cpe:2.3:o:insyde:kernel:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
insyde	kernel	*	cpe:2.3:o:insyde:kernel::::::::

References

www.insyde.com/security-pledge

www.insyde.com/security-pledge/SA-2022064

Social References

CVSS3

8.2

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

AI Score

8.2

Confidence

High

EPSS

Percentile

12.6%

JSON

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