Vulnerability Details CVE-2021-39802
In change_pte_range of mprotect.c , there is a possible way to make a shared mmap writable due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-213339151References: Upstream kernel
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 0.8%
CVSS Severity
CVSS v3 Score 7.8
CVSS v2 Score 7.2
References