The vulnerability of the nj_release() function in the drivers/isdn/hardware/mISDN/netjet.c module of the driver support for mISDN hardware in the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the njrelease function in the drivers/isdn/hardware/mISDN/netjet.c module of the mISDN support driver for the Linux operating system is related to improper locking of resources. Exploiting this vulnerability could allow an attacker to cause service failures...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-986496)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986496 advisory. In the Linux kernel, the following vulnerability has been resolved: isdn: mISDN: netjet: Fix crash in njprobe: 'njsetup' in netjet.c might fail with -EIO and in this...

CVE-2021-47284

In the Linux kernel, the following vulnerability has been resolved: isdn: mISDN: netjet: Fix crash in njprobe: 'njsetup' in netjet.c might fail with -EIO and in this case 'card-irq' is initialized and is bigger than zero. A subsequent call to 'njrelease' will free the irq that has not been...

PT-2021-29403

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.10.44 Description A potential issue in the mISDN netjet driver, specifically in the nj probe function, could lead to a crash. The actual impact and likelihood of an attack have not been confirmed...

PT-2021-25339

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v4.19.195 Description: A potential security issue exists in the mISDN netjet driver, specifically in the nj probe function, which could lead to a crash. The actual impact and attack plausibility have not yet bee...

PT-2021-29301

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.9.273 Description A potential issue in the mISDN netjet driver, specifically in the nj probe function, could lead to a crash. The actual impact and likelihood of an attack have not been confirmed...

PT-2021-29351

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.4.126 Description A potential issue in the mISDN netjet driver, specifically in the nj probe function, could lead to a crash. The actual impact and likelihood of an attack have not been confirmed...

PT-2021-25409

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.10.44 Description: A potential issue exists in the mISDN netjet driver, specifically in the nj probe function, which could lead to a crash. The actual impact and attack plausibility have not yet been proven...

PT-2021-25307

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v4.9.273 Description: A potential issue in the mISDN netjet driver, specifically in the nj probe function, could lead to a crash. The actual impact and likelihood of an attack have not been confirmed...

PT-2021-29476

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.12.11 Description A potential issue in the mISDN netjet driver, specifically in the nj probe function, could lead to a crash. The actual impact and likelihood of an attack have not been confirmed...

PT-2021-25357

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.4.126 Description: A potential issue in the mISDN netjet driver, specifically in the nj probe function, could lead to a crash. The actual impact and likelihood of an attack have not been confirmed...

PT-2021-29292

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.4.273 Description A potential issue in the mISDN netjet driver, specifically in the nj probe function, could lead to a crash. The actual impact and likelihood of an attack have not been confirmed...

PT-2021-25298

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v4.4.273 Description: A potential issue in the mISDN netjet driver, specifically in the nj probe function, could lead to a crash. The actual impact and likelihood of an attack have not been confirmed...