CVE-2023-52681

En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: efivarfs: Liberar s_fs_info al desmontar Ahora que asignamos una estructura s_fs_info en la creación del contexto fs, debemos asegurarnos de liberarla nuevamente cuando el superbloque desaparezca.

In the Linux kernel, the following vulnerability has been resolved: efivarfs: Free s_fs_info on unmount Now that we allocate a s_fs_info struct on fs context creation, we should ensure that we free it again when the superblock goes away.

Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer dereference vulnerability. A remote attacker could use this to cause a denial of service. Chenyuan Yang discovered that the RDS Protocol implementation in the Linux kernel contained an out-of-bounds read vulnerability. An attacker could use this to possibly cause a denial of service.