CVE-2022-45126

Kernel subsystem in kernel_liteos_a has a kernel stack overflow vulnerability when call SysClockGettime.

State: Published
Severity: 4.0 Medium
Published: Jan 9, 2023
Updated: Apr 9, 2025
Reserved: Nov 24, 2022

Description

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

Scores

CVSS	Score	Vector	Source
3.1	4.0 Medium	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L	OpenHarmony

Weaknesses

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Affected Products

Product	Versions
OpenHarmonyOpenHarmony	3.1.0 through 3.1.4Affected 3.0.0 through 3.0.6Affected 1.1.0 through 1.1.5Affected

References

https://gitee.com/openharmony/security/blob/master/en/security-disclosure/2022/2022-12.md

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