Re: [PATCH] virtio_console: Annotate struct port_buffer with __counted_by

2023-10-24 Thread Kees Cook
On Fri, 22 Sep 2023 10:51:15 -0700, Kees Cook wrote: > Prepare for the coming implementation by GCC and Clang of the __counted_by > attribute. Flexible array members annotated with __counted_by can have > their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS > (for array

Re: [PATCH] virtio_console: Annotate struct port_buffer with __counted_by

2023-09-25 Thread Amit Shah
On Fri, 2023-09-22 at 10:51 -0700, Kees Cook wrote: > Prepare for the coming implementation by GCC and Clang of the __counted_by > attribute. Flexible array members annotated with __counted_by can have > their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS > (for array

Re: [PATCH] virtio_console: Annotate struct port_buffer with __counted_by

2023-09-23 Thread Gustavo A. R. Silva
On 9/22/23 11:51, Kees Cook wrote: Prepare for the coming implementation by GCC and Clang of the __counted_by attribute. Flexible array members annotated with __counted_by can have their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS (for array indexing) and

[PATCH] virtio_console: Annotate struct port_buffer with __counted_by

2023-09-22 Thread Kees Cook
Prepare for the coming implementation by GCC and Clang of the __counted_by attribute. Flexible array members annotated with __counted_by can have their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family