CVE-2026-34854: Use After Free
Published Apr 13, 2026
·Updated
UAF vulnerability in the kernel module. Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.
Affected Software
9 affected components
Huawei Harmonyos=4.0.0
Huawei Harmonyos=4.2.0
Huawei Harmonyos=4.3.0
Huawei Harmonyos=4.3.1
Huawei Harmonyos=5.1.0
Huawei Harmonyos=6.0.0
Huawei Emui=14.0.0
Huawei Emui=14.2.0
Huawei Emui=15.0.0
Event History
Apr 13, 2026
CVE Published
via MITRE·04:01 AM
Data Sourced
via MITRE·04:01 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·05:16 AM
DescriptionSeverityWeaknessAffected Software
Apr 8, 58258
Event
via NVD·03:34 PM
Frequently Asked Questions
1
What is the severity of CVE-2026-34854?
CVE-2026-34854 is classified as a critical vulnerability affecting availability and confidentiality.
2
How do I fix CVE-2026-34854?
To remediate CVE-2026-34854, update your Huawei HarmonyOS or EMUI software to the latest patched version.
3
Which Huawei products are affected by CVE-2026-34854?
CVE-2026-34854 affects Huawei HarmonyOS versions 4.0.0, 4.2.0, 4.3.0, 4.3.1, 5.1.0, 6.0.0 and EMUI versions 14.0.0, 14.2.0, and 15.0.0.
4
What type of vulnerability is CVE-2026-34854?
CVE-2026-34854 is a use-after-free (UAF) vulnerability located in a kernel module.
5
What could happen if CVE-2026-34854 is exploited?
Successful exploitation of CVE-2026-34854 could lead to system crashes and unauthorized access to sensitive data.