CVE-2021-46894
CVSS 3.1 Score 9.8 of 10 (high)
Details
Published Jul 6, 2023
Updated: Jul 12, 2023
CWE ID 269
CWE ID 416
Summary
CVE-2021-46894 is a Use After Free (UAF) vulnerability identified in the uinput module. This issue arises when the kernel fails to properly manage memory, leading to a condition where an already freed memory block is reused. Exploiting this UAF vulnerability could potentially allow an attacker to gain kernel privilege escalation, elevating their access to critical system functions.
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Affected Products
- HarmonyOS
- Huawei EMUI
Affected Vendors
- Huawei Technologies
Advisories, Assessments, and Mitigations
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