CVE-2026-34849: CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Huawei HarmonyOS
UAF vulnerability in the screen management module. Impact: Successful exploitation of this vulnerability may affect availability.
AI Analysis
Technical Summary
This vulnerability in Huawei HarmonyOS involves a use-after-free condition in the screen management module due to concurrent execution using shared resources without proper synchronization (CWE-362). It can lead to a race condition that affects system availability. The CVSS 3.1 base score is 2.5, reflecting low impact with local attack vector, high attack complexity, no privileges required, and requiring user interaction. The vulnerability does not compromise confidentiality or integrity.
Potential Impact
Exploitation of this vulnerability may cause a denial of service or availability impact on affected HarmonyOS devices. There is no impact on confidentiality or integrity. The low CVSS score and lack of known exploits suggest limited immediate risk.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or temporary mitigation is provided, users should monitor Huawei's security advisories for updates. No specific mitigation actions are currently recommended by the vendor.
CVE-2026-34849: CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Huawei HarmonyOS
Description
UAF vulnerability in the screen management module. Impact: Successful exploitation of this vulnerability may affect availability.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Huawei HarmonyOS involves a use-after-free condition in the screen management module due to concurrent execution using shared resources without proper synchronization (CWE-362). It can lead to a race condition that affects system availability. The CVSS 3.1 base score is 2.5, reflecting low impact with local attack vector, high attack complexity, no privileges required, and requiring user interaction. The vulnerability does not compromise confidentiality or integrity.
Potential Impact
Exploitation of this vulnerability may cause a denial of service or availability impact on affected HarmonyOS devices. There is no impact on confidentiality or integrity. The low CVSS score and lack of known exploits suggest limited immediate risk.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or temporary mitigation is provided, users should monitor Huawei's security advisories for updates. No specific mitigation actions are currently recommended by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- huawei
- Date Reserved
- 2026-03-31T01:11:13.700Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69dc7c4582d89c981f24c1cd
Added to database: 4/13/2026, 5:16:53 AM
Last enriched: 4/13/2026, 5:33:13 AM
Last updated: 4/13/2026, 11:50:38 AM
Views: 9
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