Linux kernel Gntdev dmabuf buffer overflow DoS

The vulnerability of the dmabufexpfrompages function in the drivers/xen/gntdev-dmabuf.c driver for Linux kernel-based device buffer devices is related to the reutilization of previously released memory. Exploiting this vulnerability could allow an attacker to cause a service failure...

PT-2025-33793

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The Linux kernel contains a use-after-free UAF vulnerability in the dmabuf exp from pages function within the Xen component. This issue occurs because a file descriptor can be closed b...