Kernel subsystem in kernel_liteos_a has a kernel stack overflow vulnerability when call SysClockGettime.
Priority LOW 33CWE-120Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00186 8th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| OpenHarmony | OpenHarmony | 3.1.0 – 3.1.4; 3.0.0 – 3.0.6; 1.1.0 – 1.1.5 | — | No fix listed | CNA |
- OpenHarmony VendorOpenHarmony Affected 3.1.0 – 3.1.4; 3.0.0 – 3.0.6; 1.1.0 – 1.1.5 Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:openharmony:openharmony:*:*:*:*:*:*:*:* | 3.1.0 – 3.1.4 | Vulnerable | OpenHarmony |
| cpe:2.3:o:openatom:openharmony:*:*:*:*:lts:*:*:* | 1.1.0 – 1.1.5; 3.0 – 3.0.6 | Vulnerable | Openatom |
- cpe:2.3:a:openharmony:openharmony:*:*:*:*:*:*:*:* Versions 3.1.0 – 3.1.4 Vulnerable ·OpenHarmony
- cpe:2.3:o:openatom:openharmony:*:*:*:*:lts:*:*:* Versions 1.1.0 – 1.1.5; 3.0 – 3.0.6 Vulnerable ·Openatom
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-45126
- 2026-10-03 Alias added: GHSA-8539-9wvx-7jmj
References
More Openharmony vulnerabilities
- TI-2022-20662 Improper authentication in OpenHarmony CVSS 3.1HIGH 8.8
- TI-2022-20682 Improper authentication in OpenHarmony CVSS 3.1HIGH 8.4
- TI-2022-18233 Authentication bypass in OpenHarmony CVSS 3.1HIGH 8.8
- TI-2022-22675 Improper authentication in OpenHarmony CVSS 3.1HIGH 8.3
- TI-2022-21243 Multiple path traversal in appspawn and nwebspawn services. CVSS 3.1HIGH 8.4
- TI-2022-21851 Buffer overflow in OpenHarmony CVSS 3.1HIGH 7.8
Sources
- CVE-2022-45126 · CVE Program
- CVE-2022-45126 · NVD
- FIRST EPSS
- GHSA-8539-9wvx-7jmj · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences