A memory leak in the gs_can_open() function in drivers/net/can/usb/gs_usb.c in the Linux kernel before 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering usb_submit_urb() failures, aka CID-fb5be6a7b486.Referenceshttp://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.htmlhttps://usn.ubuntu.com/4228-1/https://usn.ubuntu.com/4227-1/https://usn.ubuntu.com/4226-1/https://usn.ubuntu.com/4225-1/https://usn.ubuntu.com/4228-2/https://usn.ubuntu.com/4227-2/https://lists.debian.org/debian-lts-announce/2020/01/msg00013.htmlhttps://usn.ubuntu.com/4225-2/https://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlhttps://www.oracle.com/security-alerts/cpuApr2021.htmlhttps://security.netapp.com/advisory/ntap-20191205-0001/https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.11https://github.com/torvalds/linux/commit/fb5be6a7b4863ecc44963bb80ca614584b6c7817