CVE-2026-41981: CWE-122 Heap-based Buffer Overflow in Huawei HarmonyOS
CVE-2026-41981 is a heap-based buffer overflow vulnerability in the IPC module of Huawei HarmonyOS. Successful exploitation may impact system availability. The vulnerability affects versions 5.1.0, 6.0.0, and 6.1.0 of HarmonyOS. It has a medium severity rating with a CVSS score of 5.3. No official patch or remediation guidance is currently available from the vendor.
AI Analysis
Technical Summary
This vulnerability (CWE-122) involves an out-of-bounds write in the inter-process communication (IPC) module of Huawei HarmonyOS. Exploiting this flaw could lead to a heap-based buffer overflow, potentially affecting the availability of the affected system. The CVSS 3.1 vector indicates the attack requires local access with low complexity and privileges, no user interaction, and impacts confidentiality, integrity, and availability to a limited extent. The affected versions explicitly include 5.1.0, 6.0.0, and 6.1.0. No vendor advisory or patch information is currently provided.
Potential Impact
Successful exploitation may cause availability issues on affected HarmonyOS devices due to heap-based buffer overflow in the IPC module. Confidentiality and integrity impacts are rated low, but availability impact is significant enough to be noted. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, limit local access to trusted users and monitor for unusual IPC behavior. No official patch or workaround is currently documented by Huawei.
CVE-2026-41981: CWE-122 Heap-based Buffer Overflow in Huawei HarmonyOS
Description
CVE-2026-41981 is a heap-based buffer overflow vulnerability in the IPC module of Huawei HarmonyOS. Successful exploitation may impact system availability. The vulnerability affects versions 5.1.0, 6.0.0, and 6.1.0 of HarmonyOS. It has a medium severity rating with a CVSS score of 5.3. No official patch or remediation guidance is currently available from the vendor.
CVSS v3.1
Score 5.3medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-122) involves an out-of-bounds write in the inter-process communication (IPC) module of Huawei HarmonyOS. Exploiting this flaw could lead to a heap-based buffer overflow, potentially affecting the availability of the affected system. The CVSS 3.1 vector indicates the attack requires local access with low complexity and privileges, no user interaction, and impacts confidentiality, integrity, and availability to a limited extent. The affected versions explicitly include 5.1.0, 6.0.0, and 6.1.0. No vendor advisory or patch information is currently provided.
Potential Impact
Successful exploitation may cause availability issues on affected HarmonyOS devices due to heap-based buffer overflow in the IPC module. Confidentiality and integrity impacts are rated low, but availability impact is significant enough to be noted. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, limit local access to trusted users and monitor for unusual IPC behavior. No official patch or workaround is currently documented by Huawei.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- huawei
- Date Reserved
- 2026-04-23T01:42:44.929Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a27c1d0e29bf47b5068ffe1
Added to database: 06/09/2026, 07:33:36 UTC
Last enriched: 06/16/2026, 08:46:28 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 70
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