CVE-2021-39803

MEDIUM

Android - Use-After-Free in C2AllocatorIon.cpp

Title source: llm
STIX 2.1

Description

In ~Impl of C2AllocatorIon.cpp, there is a possible out of bounds read due to a use after free. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-193790350

References (1)

Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://source.android.com/security/bulletin/2022-04-01

Scores

CVSS v3 6.5
EPSS 0.0061
EPSS Percentile 44.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Details

CWE
CWE-416
Status published
Products (4)
google/android 10.0
google/android 11.0
google/android 12.0
google/android 12.1
Published Apr 12, 2022
Tracked Since Feb 18, 2026