CVE-2024-21851— Dsoftbus has an integer overflow vulnerability
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I. Basic Information for CVE-2024-21851
Vulnerability Information
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Vulnerability Title
Dsoftbus has an integer overflow vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
in OpenHarmony v4.0.0 and prior versions allow a local attacker cause heap overflow through integer overflow.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
整数溢出或超界折返
Source: NVD (National Vulnerability Database)
Vulnerability Title
OpenHarmony 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenHarmony是中国开放原子开源基金会（OpenAtom Foundation）基金会的一种鸿蒙操作系统的开源项目。 OpenHarmony v4.0.0 版本及之前版本存在安全漏洞，该漏洞源于存在整数溢出问题，导致堆溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| OpenHarmony | OpenHarmony | v3.2.0 ~ v3.2.4 | - |
II. Public POCs for CVE-2024-21851
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · OpenHarmony · 2024-02-02 · 8 CVEs total
| CVE-2024-21860 | 8.2 HIGH | Dsoftbus has a use after free vulnerability |
| CVE-2024-21863 | 4.7 MEDIUM | Dsoftbus has an improper input validation vulnerability |
| CVE-2024-0285 | 4.7 MEDIUM | Dsoftbus has an improper input validation vulnerability |
| CVE-2023-45734 | 4.2 MEDIUM | Dsoftbus has an out-of-bounds write vulnerability |
| CVE-2024-21845 | 2.9 LOW | Dsoftbus has an integer overflow vulnerability |
| CVE-2023-49118 | 2.9 LOW | Dsoftbus has an out-of-bounds read vulnerability |
| CVE-2023-43756 | 2.9 LOW | Dsoftbus has an out-of-bounds read vulnerability |
IV. Related Vulnerabilities
Same product: OpenHarmony
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ability_ability_runtime an improper input validation vulnera - CVE-2025-26474
communication_ipc an improper input validation vulnerability - CVE-2025-52458
arkcompiler_ets_runtime has an out-of-bounds write vulnerabi - CVE-2025-41432
arkcompiler_ets_runtime has an out-of-bounds write vulnerabi - CVE-2025-25277
arkcompiler_ets_runtime has a type confusion vulnerability
Same vendor: OpenHarmony
- CVE-2025-6969
ability_ability_runtime an improper input validation vulnera - CVE-2025-26474
communication_ipc an improper input validation vulnerability - CVE-2025-52458
arkcompiler_ets_runtime has an out-of-bounds write vulnerabi - CVE-2025-41432
arkcompiler_ets_runtime has an out-of-bounds write vulnerabi - CVE-2025-25277
arkcompiler_ets_runtime has a type confusion vulnerability
Same weakness: CWE-190
- CVE-2026-7568
Signed integer overflow in metaphone() - CVE-2026-42311
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V. Comments for CVE-2024-21851
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