CVE-2026-34854

EUVD-2026-21830
UAF vulnerability in the kernel module.
Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.7 MEDIUM
LOCAL
HIGH
HIGH
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Affected Products (NVD)
VendorProductVersion
huaweiharmonyos
4.0.0
huaweiharmonyos
4.2.0
huaweiharmonyos
4.3.0
huaweiharmonyos
4.3.1
huaweiharmonyos
5.1.0
huaweiharmonyos
6.0.0
huaweiemui
14.0.0
huaweiemui
14.2.0
huaweiemui
15.0.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://consumer.huawei.com/en/support/bulletin/2026/4/