Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ax25: rcu protect dev-ax25ptr syzbot identified a lockdep issue 1. We should remove the ax25 RTNL dependency in ax25setsockopt. This should also fix various potential UAF issues in ax25. 1 WARNING: A circular locking dependenc...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: netrom: Check the buffer length before accessing it. Syzkaller reports an issue where an uninit value is read from ax25cmp when sending raw messages through the ieee802154 implementation...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netrom: The double-free issue in nrrouteframe has been fixed. In nrrouteframe, the oldskb is freed immediately, without checking whether nrneigh-ax25 is NULL. As a result, if nrneigh-ax25 is NULL, the calling function will free...

Astra Linux – Vulnerability in Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ax25: Fixing use-after-free bugs caused by ax25dsdeltimer. When the ax25 device is being detached, the ax25devdevicedown function calls ax25dsdeltimer to clean up the slavetimer. When the timer handler is running, the...

Astra Linux – Vulnerability in Linux, Linux 5.10

A use-after-free vulnerability was discovered in drivers/net/hamradio/6pack.c of Linux, which allows an attacker to crash the Linux kernel by simulating the ax25 device using the 6pack driver from the user space...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053244)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053244 advisory. In the Linux kernel, the following vulnerability has been resolved: ax25: Fix reference count leak issue of netdevice There is a reference count leak issue of the...

ROS-20260806-73-0006

The vulnerability of the ax25kissrcv function in the ax25kissrcv module of the Linux operating system is related to improper release of resources. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerability of the ax25_rt_device_down() function in the include/net/ax25.h module of the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the ax25rtdevicedown function in the include/net/ax25.h module of the Linux operating system is related to improper memory release „memory leak“. Exploiting this vulnerability can allow an attacker to cause a system failure...

SUSE-SU-2026:20940-1 Security update for net-tools

This update for net-tools fixes the following issues: - Fix stack buffer overflow in parsehex bsc1248687, GHSA-h667-qrp8-gj58. - Fix stack-based buffer overflow in procgenfmt bsc1248687, GHSA-w7jq-cmw2-cq59. - Avoid unsafe memcpy in ifconfig bsc1248687. - Prevent overflow in ax25 and netrom...

SUSE CVE-2026-23098

In the Linux kernel, the following vulnerability has been resolved: netrom: fix double-free in nrrouteframe In nrrouteframe, oldskb is immediately freed without checking if nrneigh-ax25 pointer is NULL. Therefore, if nrneigh-ax25 is NULL, the caller function will free oldskb again, causing a...

UBUNTU-CVE-2026-23098

In the Linux kernel, the following vulnerability has been resolved: netrom: fix double-free in nrrouteframe In nrrouteframe, oldskb is immediately freed without checking if nrneigh-ax25 pointer is NULL. Therefore, if nrneigh-ax25 is NULL, the caller function will free oldskb again, causing a...

EUVD-2026-5444

In the Linux kernel, the following vulnerability has been resolved: netrom: fix double-free in nrrouteframe In nrrouteframe, oldskb is immediately freed without checking if nrneigh-ax25 pointer is NULL. Therefore, if nrneigh-ax25 is NULL, the caller function will free oldskb again, causing a...

CVE-2026-23098

In the Linux kernel, the following vulnerability has been resolved: netrom: fix double-free in nrrouteframe In nrrouteframe, oldskb is immediately freed without checking if nrneigh-ax25 pointer is NULL. Therefore, if nrneigh-ax25 is NULL, the caller function will free oldskb again, causing a...

Linux Distros Unpatched Vulnerability : CVE-2026-23098

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - netrom: fix double-free in nrrouteframe In nrrouteframe, oldskb is immediately freed without checking if nrneigh-ax25 pointer is NULL. Therefore, if nrneigh-ax2...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-005071)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005071 advisory. In the Linux kernel, the following vulnerability has been resolved: ax25: Fix reference count leak issue of netdevice There is a reference count leak issue of the...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21792)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21792 advisory. - In the Linux kernel, the following vulnerability has been resolved: ax25: Fix refcount leak caused by settin...

ROS-20260119-7367

A vulnerability in the ax25setsockopt function of the net/ax25/afax25.c component of the Linux operating system kernel is related to improper memory freeing before deleting the last reference. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002310)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002310 advisory. The ax25recvmsg function in net/ax25/afax25.c in the Linux kernel before 3.9-rc7 does not initialize a certain data structure, which allows local users to obtain...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001698)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001698 advisory. A use-after-free flaw was found in the Linux kernels Amateur Radio AX.25 protocol functionality in the way a user connects with the protocol. This flaw allows a loca...

ROS-20260112-7319

A vulnerability in the ax25addrax25dev function of module net/ax25/ax25dev.c of the Linux operating system kernel is related to resource leakage. Exploitation of the vulnerability could allow an attacker to cause a denial of service...