CVE-2022-43662

MEDIUMNVD 4.07.8▲

4.0

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.

CVSS v3: 4.0
EG Score: 7.8(medium)
EPSS: 19.1%
KEV: Not listed

Published

January 9, 2023

Last Modified

November 21, 2024

References (2)

scy@openharmonyhttps://gitee.com/openharmony/security/blob/master/en/security-disclosure/2022/2022-12.md
af854a3a-2127-422b-91ae-364da2661108https://gitee.com/openharmony/security/blob/master/en/security-disclosure/2022/2022-12.md

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 13× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

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Frequently asked(5)

What is CVE-2022-43662?

CVE-2022-43662 is a medium vulnerability published on January 9, 2023. Kernel subsystem within OpenHarmony-v3.1.4 and prior versions in kernelliteosa has a kernel stack overflow vulnerability when call SysTimerGettime. 4 bytes padding data from kernel stack are copied to user space incorrectly and leaked.

When was CVE-2022-43662 disclosed?

CVE-2022-43662 was first published in the National Vulnerability Database on January 9, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-43662 actively exploited?

CVE-2022-43662 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 19.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-43662?

CVE-2022-43662 has a CVSS v3 base score of 4.0 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 7.8.

How do I remediate CVE-2022-43662?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-43662, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2022-43662

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-43662?

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Published

Last Modified

References (2)

Frequently asked(5)

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