Ubuntu Security Notice USN-1105-1

Ubuntu Security Notice 1105-1 – Dan Rosenberg discovered that multiple terminal ioctls did not correctly initialize structure memory. Dan Rosenberg discovered that the socket filters did not correctly initialize structure memory. Dan Rosenberg discovered that certain iovec operations did not calculate page counts correctly. Dan Rosenberg discovered that the SCSI subsystem did not correctly validate iov segments. Dan Rosenberg discovered multiple flaws in the X.25 facilities parsing. Alan Cox discovered that the HCI UART driver did not correctly check if a write operation was available. Nelson Elhage discovered that the kernel did not correctly handle process cleanup after triggering a recoverable kernel bug. Tavis Ormandy discovered that the install_special_mapping function could bypass the mmap_min_addr restriction.

Source: Ubuntu Security Notice USN-1105-1