High severity7.5NVD Advisory· Published Jan 10, 2022· Updated Jun 17, 2026

CVE-2021-39998

Description

There is Vulnerability of APIs being concurrently called for multiple times in HwConnectivityExService a in smartphones. Successful exploitation of this vulnerability may cause the system to crash and restart.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Huawei/Emui2 versions
cpe:2.3:o:huawei:emui:11.0.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:huawei:emui:11.0.0:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:emui:11.0.1:*:*:*:*:*:*:*
Huawei/Harmonyos
cpe:2.3:o:huawei:harmonyos:*:*:*:*:*:*:*:*
Range: <2.0
Huawei/Magic UI
cpe:2.3:o:huawei:magic_ui:4.0.0:*:*:*:*:*:*:*
Huawei/HwConnectivityExServicellm-create

Patches

Vulnerability mechanics

References

consumer.huawei.com/en/support/bulletin/2021/12/nvdVendor Advisory
device.harmonyos.com/en/docs/security/update/security-bulletins-202112-0000001183296718nvdVendor Advisory

News mentions

No linked articles in our index yet.

cvss	0.488
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000