high7.8
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.
Impact
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
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Android | All versions |