CVE-2026-49314
Quick assessment
Affected
Huawei HarmonyOS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
渲染与合成模块中存在越界写（Out-of-Bounds write）漏洞。 影响：若该漏洞被成功利用，可能会影响系统的可用性（Availability）。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-49314
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
OOB write vulnerability in the rendering and composition module.
Impact: Successful exploitation of this vulnerability may affect availability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Affected Products
II. Public POCs for CVE-2026-49314
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
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Other References for CVE-2026-49314 (2)
Same Patch Batch · Huawei · 2026-09-09 · 11 CVEs total
| CVE-2026-49310 | 8.6 HIGH | 事件通知模块权限控制漏洞 |
| CVE-2026-49315 | 7.1 HIGH | 输入设备模块DoS漏洞 |
| CVE-2026-41987 | 6.2 MEDIUM | 应用管理模块权限控制漏洞 |
| CVE-2026-49311 | 6.2 MEDIUM | 事件通知模块权限控制漏洞 |
| CVE-2026-81646 | 5.9 MEDIUM | 图形模块越界读取致服务不可用 |
| CVE-2026-49313 | 5.5 MEDIUM | 应用锁模块权限控制漏洞影响服务机密性 |
| CVE-2026-81647 | 5.3 MEDIUM | 图形模块越界读取漏洞 |
| CVE-2026-49309 | 4.8 MEDIUM | Settings模块权限控制漏洞 |
| CVE-2026-81644 | 4.3 MEDIUM | 预览服务模块DoS漏洞 |
| CVE-2026-49312 | 4.0 MEDIUM | window模块权限控制缺陷 |
IV. Related Vulnerabilities
V. Comments for CVE-2026-49314
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