Harmonyos
CVE-2022-46320
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
The kernel module has an out-of-bounds read vulnerability. Successful exploitation of this vulnerability may cause memory overwriting.
AnalysisAI
The kernel module has an out-of-bounds read vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity.
Technical ContextAI
This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. The kernel module has an out-of-bounds read vulnerability. Successful exploitation of this vulnerability may cause memory overwriting. Affected products include: Huawei Harmonyos, Huawei Emui.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.
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Same weakness CWE-125 – Out-of-bounds Read
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External POC / Exploit Code
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