CVE-2022-43662

low-risk
Published 2023-01-09

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.

Do I need to act?

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0.06% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.0/10 Medium
LOCAL / LOW complexity

Affected Products (2)

Openharmony

Affected Vendors

Openatom Openharmony

References (2)

Third Party Advisory https://gitee.com/openharmony/security/blob/master/en/security-disclosure/2022/2...
Third Party Advisory https://gitee.com/openharmony/security/blob/master/en/security-disclosure/2022/2...
21
/ 100
low-risk
Severity 14/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 7/34 · Low