Android - ashmem Readonly Bypasses via remap_file_pages() and ASHMEM_UNPIN

This bug report describes two ways in which an attacker can modify the contents of a read-only ashmem fd. I'm not sure at this point what the most interesting user of ashmem is in the current Android release, but there are various users, including Chrome and a bunch of utility classes. In AOSP...

Android - ashmem Readonly Bypasses via remap_file_pages() and ASHMEM_UNPIN

Android - ashmem Readonly Bypasses via remapfilepages and ASHMEMUNPIN This bug report describes two ways in which an attacker can modify the contents of a read-only ashmem fd. I'm not sure at this point what the most interesting user of ashmem is in the current Android release, but there are...

Android ashmem Read-Only Bypasses

Android: ashmem readonly bypasses via remapfilepages and ASHMEMUNPIN This bug report describes two ways in which an attacker can modify the contents of a read-only ashmem fd. I'm not sure at this point what the most interesting user of ashmem is in the current Android release, but there are vario...

Android ashmem Read-Only Bypasses Exploit

Android suffers from ashmem read-only bypass vulnerabilities via remapfilepages and ASHMEMUNPIN. Android: ashmem readonly bypasses via remapfilepages and ASHMEMUNPIN This bug report describes two ways in which an attacker can modify the contents of a read-only ashmem fd. I'm not sure at this poin...