CVE-2026-49315
Deferred Deferred - Pending Action

Denial of Service in Huawei Input Device Module

Publication date: 2026-09-09

Last updated on: 2026-09-09

Assigner: Huawei Technologies

Description
DoS vulnerability in the input device module. Impact: Successful exploitation of this vulnerability may affect availability.

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Meta Information

Published
2026-09-09
Last Modified
2026-09-09
Generated
2026-09-29
AI Q&A
2026-09-09
EPSS Evaluated
2026-09-27
NVD
CVE-2026-49315
EUVD
EUVD-2026-74612

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
huawei harmonyos to 4.3.0 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-264 Permissions, Privileges, and Access Controls

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Executive Summary

CVE-2026-49315 is a Denial of Service (DoS) vulnerability in the input device module of Huawei HarmonyOS. It allows an attacker to disrupt system availability by exploiting flaws in input handling.

Detection Guidance

Detection methods are not specified in the provided CVE details. Monitor system logs for input device module crashes or unusual resource consumption. Check for HarmonyOS versions listed in affected CPEs (e.g., huawei harmonyos N/A) and verify if input device module processes are running.

Impact Analysis

Successful exploitation may cause system slowdowns, crashes, or unresponsiveness, affecting device usability. Availability is the primary concern as it targets input device functionality.

Compliance Impact

The provided CVE data does not specify compliance impacts on standards like GDPR or HIPAA. The vulnerability primarily affects system availability through a DoS condition, which may indirectly impact data processing operations subject to these regulations.

Mitigation Strategies

Apply security patches or updates from Huawei for the affected HarmonyOS or EMUI versions. Monitor Huawei's official bulletins for mitigation guidance. Restrict network access to vulnerable devices if possible.

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