The vulnerability of the mport_cdev_open() function in the drivers/rapidio/devices/rio_mport_cdev.c file of the RapidIO driver for the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the mportcdevopen function in the drivers/rapidio/devices/riomportcdev.c file of the RapidIO driver for the Linux operating system is related to errors during the update of the pointer counters. Exploiting this vulnerability could allow an attacker to cause a service failure...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010897)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010897 advisory. In the Linux kernel, the following vulnerability has been resolved: rapidio: devices: fix missing putdevice in mportcdevopen When kfifoalloc fails, the refcount of...

EUVD-2022-55888

In the Linux kernel, the following vulnerability has been resolved: rapidio: devices: fix missing putdevice in mportcdevopen When kfifoalloc fails, the refcount of chdev-dev is left incremental. We should use putdevice&chdev-dev to decrease the ref count of chdev-dev to avoid refcount leak...

CVE-2022-50810

In the Linux kernel, the following vulnerability has been resolved: rapidio: devices: fix missing putdevice in mportcdevopen When kfifoalloc fails, the refcount of chdev-dev is left incremental. We should use putdevice&chdev-dev to decrease the ref count of chdev-dev to avoid refcount leak...

CVE-2022-50810 rapidio: devices: fix missing put_device in mport_cdev_open

In the Linux kernel, the following vulnerability has been resolved: rapidio: devices: fix missing putdevice in mportcdevopen When kfifoalloc fails, the refcount of chdev-dev is left incremental. We should use putdevice&chdev-dev to decrease the ref count of chdev-dev to avoid refcount leak...

CVE-2022-50810: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: rapidio: devices: fix missing putdevice in mportcdevopen When kfifoalloc fails, the refcount of chdev-dev is left incremental. We should use putdevice&chdev-dev to decrease the ref count of chdev-dev to avoid refcount leak...

CVE-2022-50245: Use After Free

In the Linux kernel, the following vulnerability has been resolved: rapidio: fix possible UAF when kfifoalloc fails If kfifoalloc fails in mportcdevopen, goto errfifo and just free priv. But priv is still in the chdev-filelist, then list traversal may cause UAF. This fixes the following smatch...

GSD-2023-1001185 rapidio: devices: fix missing put_device in mport_cdev_open

rapidio: devices: fix missing putdevice in mportcdevopen This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.86 by commit...