CVE-2026-75538

An attacker that connects to an open Erlang TCP port that uses the inet driver with packet,4 mode can use a signed overflow in an incorrect packet length calculation to overflow the receive buffer into the VM allocator area and beyond up to about 2 GB. This would easily trash the allocated block'...

CVE-2026-75538

An attacker that connects to an open Erlang TCP port that uses the inet driver with packet,4 mode can use a signed overflow in an incorrect packet length calculation to overflow the receive buffer into the VM allocator area and beyond up to about 2 GB. This would easily trash the allocated block'...

CVE-2026-75538

CVE-2026-75538 is a signed integer overflow in the Erlang/OTP inet TCP driver when operating in {packet,4} mode. An unauthenticated remote attacker can trigger an incorrect packet-length calculation that overflows the receive buffer into the BEAM VM allocator area (up to ~2 GB), corrupting alloca...

CVE-2026-75538 A Signed Length Overflow in Erlang/OTP's inet TCP Driver Overflows the Receive Buffer Into BEAM VM Memory From an Unauthenticated Peer

An attacker that connects to an open Erlang TCP port that uses the inet driver with packet,4 mode can use a signed overflow in an incorrect packet length calculation to overflow the receive buffer into the VM allocator area and beyond up to about 2 GB. This would easily trash the allocated block'...

EEF-CVE-2026-75538 A Signed Length Overflow in Erlang/OTP's inet TCP Driver Overflows the Receive Buffer Into BEAM VM Memory From an Unauthenticated Peer

Summary An attacker that connects to an open Erlang TCP port that uses the inet driver with packet,4 mode can use a signed overflow in an incorrect packet length calculation to overflow the receive buffer into the VM allocator area and beyond up to about 2 GB. This would easily trash the allocate...

CVE-2026-9621

A denial-of-service security issue exists within RSLinx® Classic. The security issue stems from improper handling of a malformed packet. A crafted CIP packet can cause the RSLinx® Classic service to crash, requiring a restart of the service to recover...

CVE-2026-9624

A denial-of-service security issue exists within RSLinx® Classic. A crafted CIP packet can cause the RSLinx® Classic service to crash due to insufficient data length validation, requiring a restart of the service to recover...

CVE-2026-9622

A denial-of-service security issue exists within RSLinx® Classic. A crafted CIP packet targeting the Forward Close service can cause the RSLinx® Classic service to crash, requiring a restart of the service to recover...

CVE-2026-9625

A denial-of-service security issue exists within RSLinx® Classic. A crafted CIP packet with an oversized embedded message request can cause the RSLinx® Classic service to crash, requiring a restart of the service to recover...

EUVD-2026-69141

A denial-of-service security issue exists within RSLinx® Classic. A crafted CIP packet with an oversized embedded message request can cause the RSLinx® Classic service to crash, requiring a restart of the service to recover...

CVE-2026-9625

RSLinx® Classic is affected by a denial-of-service vulnerability: a crafted CIP packet with an oversized embedded message request can cause the service to crash, requiring a manual restart to recover. The CNA-assigned CVSS 4.0 score is 8.7 (HIGH) with a network attack vector, low complexity, and ...

CVE-2026-9625 RSLinx Classic® - Multiple Vulnerabilities

A denial-of-service security issue exists within RSLinx® Classic. A crafted CIP packet with an oversized embedded message request can cause the RSLinx® Classic service to crash, requiring a restart of the service to recover...

CVE-2026-9625 RSLinx Classic® - Multiple Vulnerabilities

A denial-of-service security issue exists within RSLinx® Classic. A crafted CIP packet with an oversized embedded message request can cause the RSLinx® Classic service to crash, requiring a restart of the service to recover...

CVE-2026-9624 RSLinx Classic® - Multiple Vulnerabilities

A denial-of-service security issue exists within RSLinx® Classic. A crafted CIP packet can cause the RSLinx® Classic service to crash due to insufficient data length validation, requiring a restart of the service to recover...

CVE-2026-9624 RSLinx Classic® - Multiple Vulnerabilities

A denial-of-service security issue exists within RSLinx® Classic. A crafted CIP packet can cause the RSLinx® Classic service to crash due to insufficient data length validation, requiring a restart of the service to recover...

EUVD-2026-69140

A denial-of-service security issue exists within RSLinx® Classic. A crafted CIP packet can cause the RSLinx® Classic service to crash due to insufficient data length validation, requiring a restart of the service to recover...

CVE-2026-9624

CVE-2026-9624 is a denial-of-service vulnerability in Rockwell Automation's RSLinx® Classic . A crafted CIP packet with insufficient data length validation can crash the RSLinx® Classic service, requiring a manual restart to recover. The vulnerability is network-reachable with low attack complexi...

CVE-2026-9622 RSLinx Classic® - Multiple Vulnerabilities

A denial-of-service security issue exists within RSLinx® Classic. A crafted CIP packet targeting the Forward Close service can cause the RSLinx® Classic service to crash, requiring a restart of the service to recover...

CVE-2026-9622 RSLinx Classic® - Multiple Vulnerabilities

A denial-of-service security issue exists within RSLinx® Classic. A crafted CIP packet targeting the Forward Close service can cause the RSLinx® Classic service to crash, requiring a restart of the service to recover...

CVE-2026-9622

A denial-of-service vulnerability exists in RSLinx® Classic , where a crafted CIP packet targeting the Forward Close service can crash the RSLinx® Classic service, requiring a manual restart to recover. The vulnerability is network-reachable with no privileges or user interaction required (CVSS 4...