CVE-2021-0929

In ion_dma_buf_end_cpu_access and related functions of ion.c, there is a possible way to corrupt memory due to a use after free. 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-187527909References: Upstream kernel

Date published : 2021-12-15

https://source.android.com/security/bulletin/2021-11-01