CVE-2026-49314

Out‑of‑Bounds Write Vulnerability in HarmonyOS Rendering Module

Published Sep 9, 2026 CVSS 3.1 · 7.3 High EPSS < 1% KEV · Not listed
Description
OOB write vulnerability in the rendering and composition module.
Impact: Successful exploitation of this vulnerability may affect availability.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Huawei
Huawei harmonyos
Vendors & Products Huawei
Huawei harmonyos
Type Values Removed Values Added
Title Out‑of‑Bounds Write Vulnerability in HarmonyOS Rendering Module
Type Values Removed Values Added
Description OOB write vulnerability in the rendering and composition module. Impact: Successful exploitation of this vulnerability may affect availability.
Weaknesses CWE-125
References
Metrics cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
huawei
Published
Updated
Sep 9, 2026, 8:51 PM
Reserved
May 29, 2026, 3:16 AM
Status
Deferred
Published
Sep 9, 2026, 4:17 AM
Modified
Sep 9, 2026, 9:17 PM