CVE-2026-98812 net/mctp: publish the mctp_dev only after it is initialised

In the Linux kernel, the following vulnerability has been resolved: net/mctp: publish the mctpdev only after it is initialised mctpadddev links the new mctpdev into dev-mctpptr before mdev-dev is assigned, so a reader that picks the device up in that window dereferences a netdevice pointer that i...

CVE-2026-98812 net/mctp: publish the mctp_dev only after it is initialised

In the Linux kernel, the following vulnerability has been resolved: net/mctp: publish the mctpdev only after it is initialised mctpadddev links the new mctpdev into dev-mctpptr before mdev-dev is assigned, so a reader that picks the device up in that window dereferences a netdevice pointer that i...

CVE-2026-98812

A vulnerability exists in the Linux kernel 's net/mctp component where the mctp_add_dev() function incorrectly links a new mctp_dev into dev->mctp_ptr before the mdev->dev pointer is assigned. This race condition allows a reader to pick up the device in a window where it still points to NUL...