CVE-2021-47360 binder: make sure fd closes complete

In the Linux kernel, the following vulnerability has been resolved: binder: make sure fd closes complete During BCFREEBUFFER processing, the BINDERTYPEFDA object cleanup may close 1 or more fds. The close operations are completed using the task work mechanism -- which means the thread needs to...

CVE-2021-47360 binder: make sure fd closes complete

In the Linux kernel, the following vulnerability has been resolved: binder: make sure fd closes complete During BCFREEBUFFER processing, the BINDERTYPEFDA object cleanup may close 1 or more fds. The close operations are completed using the task work mechanism -- which means the thread needs to...

Android - binder Use-After-Free via racy Initialization of ->allow_user_free

The following bug report solely looks at the situation on the upstream master branch; while from a cursory look, at least the wahoo kernel also looks affected, I have only properly tested this on upstream master. The binder driver permits userspace to free buffers in the kernel-managed shared...