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CVE-2022-43662

Good to know:

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Date: January 8, 2023

Kernel subsystem within OpenHarmony-v3.1.4 and prior versions in kernel_liteos_a has a kernel stack overflow vulnerability when call SysTimerGettime. 4 bytes padding data from kernel stack are copied to user space incorrectly and leaked.

Language: C

Severity Score

Related Resources (3)

https://gitee.com/openharmony/security/blob/master/en/security-disclosure/2022/2022-12.md
https://nvd.nist.gov/vuln/detail/CVE-2022-43662
https://www.mend.io/vulnerability-database/CVE-2022-43662

Severity Score

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Top Fix

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Upgrade Version

Upgrade to version OpenHarmony-v3.0.7-LTS,OpenHarmony-v3.1.5-Release

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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