runc: container escape with malicious config due to /dev/console mount and related races

A flaw was found in runc. CVE-2025-52565 is very similar in concept and application toCVE-2025-31133, except that it exploits a flaw in /dev/console bind-mounts. When creating the /dev/console bind-mount to /dev/pts/$n, if an attacker replaces /dev/pts/$n with a symlink then runc will bind-mount...

Null pointer dereference

The ttyopen function in drivers/tty/ttyio.c in the Linux kernel before 3.1.1 mishandles a driver-lookup failure, which allows local users to cause a denial of service NULL pointer dereference and system crash or possibly have unspecified other impact via crafted access to a device file under the...

CVE-2011-5321

The ttyopen function in drivers/tty/ttyio.c in the Linux kernel before 3.1.1 mishandles a driver-lookup failure, which allows local users to cause a denial of service NULL pointer dereference and system crash or possibly have unspecified other impact via crafted access to a device file under the...

CVE-2011-5321

The ttyopen function in drivers/tty/ttyio.c in the Linux kernel before 3.1.1 mishandles a driver-lookup failure, which allows local users to cause a denial of service NULL pointer dereference and system crash or possibly have unspecified other impact via crafted access to a device file under the...

CVE-2011-5321

The ttyopen function in drivers/tty/ttyio.c in the Linux kernel before 3.1.1 mishandles a driver-lookup failure, which allows local users to cause a denial of service NULL pointer dereference and system crash or possibly have unspecified other impact via crafted access to a device file under the...