On 09/10/2023 12:06, Jakub Kicinski wrote:
On Sat, 7 Oct 2023 06:10:42 +0200 Christian Theune wrote:
The idea of not bricking your system by upgrading the Linux kernel seems to apply here. IMHO the change could maybe done in a way that keeps the system running but informs the user that something isn’t working as intended?
Herm, how did we get this far without CCing the author of the patch. Adding Budimir.
Pedro, Budimir, any idea what the original bug was? There isn't much info in the commit message.
We had a UAF with a very straight forward way to trigger it. Setting 'rt' as a parent is incorrect and the man page is explicit about it as it doesn't make sense 'qdisc wise'. Being able to set it has always been wrong unfortunately...