CVE-2026-81645: CWE-125 Out-of-bounds read in Huawei HarmonyOS
CVE-2026-81645 is an out-of-bounds read vulnerability in the graphics module of Huawei HarmonyOS version 6.1.0. Exploiting this flaw may impact system availability. The vulnerability has a medium severity rating with a CVSS score of 5.9. No patch or remediation details are currently provided by the vendor.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-81645) involves an out-of-bounds read (CWE-125) in the graphics module of Huawei HarmonyOS. The flaw allows reading memory outside the intended buffer boundaries, which can lead to system instability or crashes, thus affecting availability. The affected version explicitly identified is HarmonyOS 6.1.0. The CVSS 3.1 vector indicates the attack requires local access with low complexity and no privileges or user interaction, impacting confidentiality, integrity, and availability to a limited extent.
Potential Impact
Successful exploitation may cause availability issues such as crashes or denial of service in the affected HarmonyOS 6.1.0 device. Confidentiality and integrity impacts are rated low, but availability impact is rated high according to the CVSS vector. There are no known exploits in the wild at this time.
Mitigation Recommendations
No official patch or remediation information is currently available. Users and administrators should monitor Huawei's advisories for updates. Since this is a local attack vector, limiting local access to trusted users may reduce risk until a fix is released.
CVE-2026-81645: CWE-125 Out-of-bounds read in Huawei HarmonyOS
Description
CVE-2026-81645 is an out-of-bounds read vulnerability in the graphics module of Huawei HarmonyOS version 6.1.0. Exploiting this flaw may impact system availability. The vulnerability has a medium severity rating with a CVSS score of 5.9. No patch or remediation details are currently provided by the vendor.
CVSS v3.1
Score 5.9medium
Affected software
Huawei
HarmonyOS
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-81645) involves an out-of-bounds read (CWE-125) in the graphics module of Huawei HarmonyOS. The flaw allows reading memory outside the intended buffer boundaries, which can lead to system instability or crashes, thus affecting availability. The affected version explicitly identified is HarmonyOS 6.1.0. The CVSS 3.1 vector indicates the attack requires local access with low complexity and no privileges or user interaction, impacting confidentiality, integrity, and availability to a limited extent.
Potential Impact
Successful exploitation may cause availability issues such as crashes or denial of service in the affected HarmonyOS 6.1.0 device. Confidentiality and integrity impacts are rated low, but availability impact is rated high according to the CVSS vector. There are no known exploits in the wild at this time.
Mitigation Recommendations
No official patch or remediation information is currently available. Users and administrators should monitor Huawei's advisories for updates. Since this is a local attack vector, limiting local access to trusted users may reduce risk until a fix is released.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- huawei
- Date Reserved
- 2026-08-27T09:26:59.599Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6ab4c7adf7a7c54106faf4dd
Added to database: 09/24/2026, 06:48:13 UTC
Last enriched: 09/24/2026, 07:02:43 UTC
Last updated: 09/24/2026, 09:22:37 UTC
Views: 8
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