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MitreCVE-2022-29276

HistoryNov 15, 2022 - 10:15 p.m.

CVE-2022-29276

2022-11-1522:15:10

CWE-787

mitre

web.nvd.nist.gov

cve-2022-29276

smi functions

ahcibusdxe

smram

insyde

security review

kernel 5.0

kernel 5.1

kernel 5.2

kernel 5.3

kernel 5.4

kernel 5.5

nvd

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

SMI functions in AhciBusDxe use untrusted inputs leading to corruption of SMRAM. SMI functions in AhciBusDxe use untrusted inputs leading to corruption of SMRAM. This issue was discovered by Insyde during security review. It was fixed in: Kernel 5.0: version 05.09.18 Kernel 5.1: version 05.17.18 Kernel 5.2: version 05.27.18 Kernel 5.3: version 05.36.18 Kernel 5.4: version 05.44.18 Kernel 5.5: version 05.52.18 https://www.insyde.com/security-pledge/SA-2022059

Affected configurations

Nvd

Node

insydekernelRange5.0–5.0.05.09.18

insydekernelRange5.1–5.1.05.17.18

insydekernelRange5.2–5.2.05.27.18

insydekernelRange5.3–5.3.05.36.18

insydekernelRange5.4–5.4.05.44.18

insydekernelRange5.5–5.5.05.52.18

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-2022059

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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