search for: cons_scrshot

...oard and screen, it provides multiple virtual terminals which appear as if they were separate terminals. One virtual terminal is considered current and exclusively occupies the screen and the keyboard; the other virtual terminals are placed in the background. II. Problem Description The syscons CONS_SCRSHOT ioctl(2) does insufficient validation of its input arguments. In particular, negative coordinates or large coordinates may cause unexpected behavior. III. Impact It may be possible to cause the CONS_SCRSHOT ioctl to return portions of kernel memory. Such memory might contain sensitive informati...

...oard and screen, it provides multiple virtual terminals which appear as if they were separate terminals. One virtual terminal is considered current and exclusively occupies the screen and the keyboard; the other virtual terminals are placed in the background. II. Problem Description The syscons CONS_SCRSHOT ioctl(2) does insufficient validation of its input arguments. In particular, negative coordinates or large coordinates may cause unexpected behavior. III. Impact It may be possible to cause the CONS_SCRSHOT ioctl to return portions of kernel memory. Such memory might contain sensitive informati...