CVE-2019-15791 | Ubuntu Linux 5.0/5.3 shiftfs shiftfs_btrfs_ioctl_fd_replace Underflow operation after expiration (usn-4183-1 / EDB-47693)
A vulnerability was found in Ubuntu Linux 5.0/5.3. It has been rated as critical. This issue affects the function shiftfs_btrfs_ioctl_fd_replace of the component shiftfs. The manipulation leads to operation on a resource after expiration (Underflow).
The identification of this vulnerability is CVE-2019-15791. An attack has to be approached locally. Furthermore, there is an exploit available.