CVE-2026-34859 Details
Description
UAF vulnerability in the kernel module. Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.
A use-after-free vulnerability has been identified in the kernel module of Huawei's HarmonyOS. This vulnerability affects versions HarmonyOS4.3.0, HarmonyOS4.2.0, EMUI 15.0.0, and EMUI 14.2.0. Successful exploitation of this vulnerability can lead to unauthorized access to sensitive information and disrupt normal device operations.
Users can apply the latest security update available through the Huawei Update Center to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Apr 13, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://consumer.huawei.com/en/support/bulletin/2026/4/ | [email protected] | Vendor Advisory |
| https://consumer.huawei.com/en/support/bulletinvision/2026/4/ | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-416 | Use After Free | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| huawei harmonyos | 4.2.0 4.3.0 |
CPE
Remediation
| |
| huawei emui | 14.2.0 15.0.0 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 15, 2026 | Initial Analysis | [email protected] |
| Apr 13, 2026 | New CVE Received | [email protected] |