Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Atm: lec: fixed a null-ptr-deref in lecarpclearvccs. Syzkaller reported a null-ptr-deref in lecarpclearvccs. This issue can be easily reproduced using the Syzkaller reproducer. In the ATM LANE LAN Emulation module, the same atmvc...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098711)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098711 advisory. In the Linux kernel, the following vulnerability has been resolved: atm: lec: fix null-ptr-deref in lecarpclearvccs syzkaller reported a null-ptr-deref in...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-102128)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-102128 advisory. In the Linux kernel, the following vulnerability has been resolved: atm: lec: fix null-ptr-deref in lecarpclearvccs syzkaller reported a null-ptr-deref in...

SUSE CVE-2026-23286

In the Linux kernel, the following vulnerability has been resolved: atm: lec: fix null-ptr-deref in lecarpclearvccs syzkaller reported a null-ptr-deref in lecarpclearvccs. This issue can be easily reproduced using the syzkaller reproducer. In the ATM LANE LAN Emulation module, the same atmvcc can...

CVE-2026-23286

In the Linux kernel, the following vulnerability has been resolved: atm: lec: fix null-ptr-deref in lecarpclearvccs syzkaller reported a null-ptr-deref in lecarpclearvccs. This issue can be easily reproduced using the syzkaller reproducer. In the ATM LANE LAN Emulation module, the same atmvcc can...

CVE-2026-23286

CVE-2026-23286 affects the Linux kernel ATM LANE implementation. The root cause is a potential null pointer dereference in lec_arp_clear_vccs when multiple ARP entries share the same VCC: after the first entry frees vpriv and clears vcc->user_back, a subsequent entry may dereference a NULL vpr...

CVE-2026-23286 atm: lec: fix null-ptr-deref in lec_arp_clear_vccs

In the Linux kernel, the following vulnerability has been resolved: atm: lec: fix null-ptr-deref in lecarpclearvccs syzkaller reported a null-ptr-deref in lecarpclearvccs. This issue can be easily reproduced using the syzkaller reproducer. In the ATM LANE LAN Emulation module, the same atmvcc can...

CVE-2026-23286 atm: lec: fix null-ptr-deref in lec_arp_clear_vccs

In the Linux kernel, the following vulnerability has been resolved: atm: lec: fix null-ptr-deref in lecarpclearvccs syzkaller reported a null-ptr-deref in lecarpclearvccs. This issue can be easily reproduced using the syzkaller reproducer. In the ATM LANE LAN Emulation module, the same atmvcc can...

PT-2026-27651

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel's ATM LANE LAN Emulation module contains a null pointer dereference issue in the lec arp clear vccs function. This flaw occurs when the underlying Virtual Circuit VCC is...