CVE-2023-54041

In the Linux kernel, the following vulnerability has been resolved: iouring: fix memory leak when removing provided buffers When removing provided buffers, iobuffer structs are not being disposed of, leading to a memory leak. They can't be freed individually, because they are allocated in...

CVE-2023-54041 io_uring: fix memory leak when removing provided buffers

In the Linux kernel, the following vulnerability has been resolved: iouring: fix memory leak when removing provided buffers When removing provided buffers, iobuffer structs are not being disposed of, leading to a memory leak. They can't be freed individually, because they are allocated in...

CVE-2023-54041

CVE-2023-54041 concerns a Linux kernel issue in io_uring where memory leaks occur when removing provided buffers. The root cause is that io_buffer structs allocated in page-sized groups are not freed, since they cannot be freed individually; they must be added to a free list (e.g., io_buffers_cac...