Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: isdn: mISDN: netjet: Fixed a crash in njprobe: The ‘njsetup’ function in netjet.c might fail with -EIO. In this case, ‘card-irq’ is initialized and is greater than zero. A subsequent call to ‘njrelease’ will release the irq th...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987324)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987324 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...

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...

Linux mISDN netjet Heap Buffer Overflow DoS

Vulnerability of the njprobe function in the drivers/isdn/hardware/mISDN/netjet.c module – The Linux kernel’s mISDN device driver has a vulnerability that leads to uncontrolled resource consumption. Exploiting this vulnerability could allow an attacker to cause service failures...

UBUNTU-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...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a crash in njprobe...

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-2021-29403

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-2021-25357

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-2021-29476

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-2021-29351

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-2021-25307

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-2021-25322

Name of the Vulnerable Software and Affected Versions: mISDN versions prior to v4.14.237 Description: The issue is related to a crash in the nj probe function. The actual impact and attack plausibility have not yet been proven. Recommendations: For versions prior to v4.14.237, update to Linux...

PT-2021-29316

Name of the Vulnerable Software and Affected Versions mISDN versions prior to v4.14.237 Description The issue is related to a crash in the nj probe function. The actual impact and attack plausibility have not yet been proven. Recommendations For versions prior to v4.14.237, update to Linux Kernel...

PT-2021-29333

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.19.195 Description The issue is related to a crash in the nj probe function. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel versions prior to v4.19.195,...

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-2021-25482

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to 5.12.11 Description: A potential security issue exists in the Linux Kernel, specifically in the mISDN netjet module, where a crash can occur in the nj probe function. The actual impact and attack plausibility ha...

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...