kernel: net: atm: fix crash due to unvalidated vcc pointer in sigd_send()

A flaw was found in the Linux kernel's Asynchronous Transfer Mode ATM networking component. A local attacker, by acting as a malicious signaling daemon, could send a specially crafted message containing an unvalidated pointer. This unvalidated pointer would be directly used by the kernel, leading...

CVE-2020-29667

CVE-2020-29667 Insufficient Session Expiration | Predefined Cookie Value Suggested description In Lan ATMService M3 ATM Monitoring System 6.1.0, a remote attacker able to use a default cookie value, such as PHPSESSID=LANIT-IMANAGER, can achieve control over the system and operate remote ATM...

ATMMalScan

Introduction ATMMalScan is a commandline tool for Windows operating systems version 7 and higher, which helps to search for malware traces on an ATM during the DFIR process. This tool examines the running processes of a system, as well as the hard disk, depending on the specified file path. To sc...

SUSE CVE-2026-72297

In the Linux kernel, the following vulnerability has been resolved: net: atm: reject out-of-range traffic classes in QoS validation Reject ATM traffic classes above ATMANYCLASS in checktp. SOATMQOS stores the supplied QoS after checkqos succeeds, so accepting larger values leaves invalid...

Moderate: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring Syste...

kernel: net: atm: fix crash due to unvalidated vcc pointer in sigd_send()

A flaw was found in the Linux kernel's Asynchronous Transfer Mode ATM networking component. A local attacker, by acting as a malicious signaling daemon, could send a specially crafted message containing an unvalidated pointer. This unvalidated pointer would be directly used by the kernel, leading...

RHEL 8 : kernel (RHSA-2026:61256)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:61256 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: net: atm: fix crash due to...

kernel: net: atm: fix crash due to unvalidated vcc pointer in sigd_send()

A flaw was found in the Linux kernel's Asynchronous Transfer Mode ATM networking component. A local attacker, by acting as a malicious signaling daemon, could send a specially crafted message containing an unvalidated pointer. This unvalidated pointer would be directly used by the kernel, leading...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

kernel: net: atm: fix crash due to unvalidated vcc pointer in sigd_send()

A flaw was found in the Linux kernel's Asynchronous Transfer Mode ATM networking component. A local attacker, by acting as a malicious signaling daemon, could send a specially crafted message containing an unvalidated pointer. This unvalidated pointer would be directly used by the kernel, leading...

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...

kernel: net: atm: fix crash due to unvalidated vcc pointer in sigd_send()

A flaw was found in the Linux kernel's Asynchronous Transfer Mode ATM networking component. A local attacker, by acting as a malicious signaling daemon, could send a specially crafted message containing an unvalidated pointer. This unvalidated pointer would be directly used by the kernel, leading...

CVE-2026-74680

A flaw was found in the Linux kernel's cxacru USB ATM driver. When the cxacrucm function encounters an error, it fails to properly terminate an already submitted receive USB Request Block URB. This oversight can lead to the driver attempting to resubmit an active URB, which triggers a warning in...

The vulnerability of the lec_arp_clear_vccs() function in the net/atm/lec.c module, which is part of the networking functions in the Linux kernel, allows a hacker to cause a service failure.

The vulnerability of the lecarpclearvccs function in the net/atm/lec.c module, which is part of the networking functions in the Linux kernel, relates to the use of pointers. Exploiting this vulnerability could allow an attacker to cause a service failure...

RHEL 8 : kernel (RHSA-2026:59473)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:59473 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: net: atm: fix crash due to...

CVE-2026-74689

A flaw was found in the Linux kernel. An ineffective length check in the vccsetsockopt function within the Asynchronous Transfer Mode ATM network protocol implementation can lead to a slab-out-of-bounds read. This occurs when a caller passes a mismatched level, bypassing the length check, or when...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: atm: nicstar: Fixed a possible use-after-free in nicstarcleanup The remove path of this module calls deltimer. However, that function does not wait until the timer handler finishes. This means that the timer handler may still be...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

The atmtcenqueue function in the net/sched/schatm.c file of the Linux kernel, as of version 6.1.4, allows attackers to cause a denial of service due to type confusion. In some cases, non-negative numbers can indicate a TCACTSHOT condition instead of valid classification results...

AZL-97070 CVE-2026-74689 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: net/atm: fix slab-out-of-bounds read in vccsetsockopt vccsetsockopt contained an ineffective optlen check: if SOLEVELMATCHoptname, level && optlen != SOSIZEoptname return -EINVAL; If SOLEVELMATCHoptname, level evaluated to false...

CVE-2026-74689

In the Linux kernel, the following vulnerability has been resolved: net/atm: fix slab-out-of-bounds read in vccsetsockopt vccsetsockopt contained an ineffective optlen check: if SOLEVELMATCHoptname, level && optlen != SOSIZEoptname return -EINVAL; If SOLEVELMATCHoptname, level evaluated to false...