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[email protected]CVE-2022-38181

HistoryOct 25, 2022 - 7:15 p.m.

CVE-2022-38181

2022-10-2519:15:00

CWE-416

[email protected]

web.nvd.nist.gov

380

In Wild

arm mali

gpu

kernel driver

unprivileged access

freed memory

cve-2022-38181

nvd

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.4 High

AI Score

Confidence

High

6.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

0.266 Low

EPSS

Percentile

96.7%

JSON

The Arm Mali GPU kernel driver allows unprivileged users to access freed memory because GPU memory operations are mishandled. This affects Bifrost r0p0 through r38p1, and r39p0; Valhall r19p0 through r38p1, and r39p0; and Midgard r4p0 through r32p0.

CPENameOperatorVersion
arm:valhall_gpu_kernel_driverarm valhall gpu kernel drivereqr39p0
arm:bifrost_gpu_kernel_driverarm bifrost gpu kernel drivereqr39p0
arm:bifrost_gpu_kernel_driverarm bifrost gpu kernel driverler38p1
arm:valhall_gpu_kernel_driverarm valhall gpu kernel driverler38p1
arm:midgard_gpu_kernel_driverarm midgard gpu kernel driverler31p0

CPE	Name	Operator	Version
arm:valhall_gpu_kernel_driver	arm valhall gpu kernel driver	eq	r39p0
arm:bifrost_gpu_kernel_driver	arm bifrost gpu kernel driver	eq	r39p0
arm:bifrost_gpu_kernel_driver	arm bifrost gpu kernel driver	le	r38p1
arm:valhall_gpu_kernel_driver	arm valhall gpu kernel driver	le	r38p1
arm:midgard_gpu_kernel_driver	arm midgard gpu kernel driver	le	r31p0

References

packetstormsecurity.com/files/172854/Android-Arm-Mali-GPU-Arbitrary-Code-Execution.html

developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities

developer.arm.com/support/arm-security-updates

github.blog/2023-01-23-pwning-the-all-google-phone-with-a-non-google-bug/

securitylab.github.com/advisories/GHSL-2022-054_Arm_Mali/

Social References

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.4 High

AI Score

Confidence

High

6.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

0.266 Low

EPSS

Percentile

96.7%

JSON

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