** Summary changed: - placeholder bug + UAF on CAN J1939 j1939_can_recv
** Description changed: - Another bug. + [Impact] + j1939_can_recv may run concurrently to can_rx_unregister on j1939_netdev_stop, which will, then, free the priv struct that is used by j1939_can_recv, leading to a system crash. + + [Potential regression] + CAN J1939 sockets may stop working as expected. + + [Test case] + A program that created multiple threads, binding to J1939 sockets and closing them, while sending RAW CAN sockets were run. ** Information type changed from Private to Public Security -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1932209 Title: UAF on CAN J1939 j1939_can_recv To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1932209/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
