CVE-2026-20301

A vulnerability in the Extensible Messaging Client Protocol XMCP, also referred to as the External Client protocol, of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability ...

CVE-2026-20301

A vulnerability in the Extensible Messaging Client Protocol XMCP, also referred to as the External Client protocol, of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability ...

CVE-2026-20301 Cisco IOS Software and IOS XE Software Extensible Messaging Client Protocol Denial of Service Vulnerability

A vulnerability in the Extensible Messaging Client Protocol XMCP, also referred to as the External Client protocol, of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability ...

EUVD-2026-53467

A vulnerability in the Extensible Messaging Client Protocol XMCP, also referred to as the External Client protocol, of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability ...

SUSE CVE-2026-26933

Improper Validation of Array Index CWE-129 in multiple protocol parser components in Packetbeat can lead Denial of Service via Input Data Manipulation CAPEC-153. An attacker with the ability to send specially crafted, malformed network packets to a monitored network interface can trigger...

EUVD-2026-50399

Xlight FTP Server before 3.9.5 contains a pre-authentication stack buffer overflow vulnerability that allows unauthenticated attackers to corrupt stack memory by sending malformed SSH packets when a GCM cipher is negotiated. Attackers can craft packets with an unvalidated length field passed...

Rockwell Automation Micro850/870 Dependency on Vulnerable Third-Party Component (CVE-2025-13823)

A security issue was found in the IPv6 stack in the Micro850 and Micro870 controllers. This issue occurs when the controllers receive multiple malformed packets, causing the controller to enter a recoverable fault fault code 0xFE60. To recover the controller, the fault must be cleared. This plugi...

PT-2026-65837

Xlight FTP Server before 3.9.5 contains a pre-authentication stack buffer overflow vulnerability that allows unauthenticated attackers to corrupt stack memory by sending malformed SSH packets when a GCM cipher is negotiated. Attackers can craft packets with an unvalidated length field passed...

PT-2026-65628

Name of the Vulnerable Software and Affected Versions Samba affected versions not specified Description Samba's internal DNS server contains a flaw where unauthenticated TKEY registration requests are added to the TKEY name cache before they are rejected. A remote, unauthenticated attacker can se...

CVE-2026-64527

In the Linux kernel, the following vulnerability has been resolved: drm/hyperv: validate VMBus packet size in receive callback hypervreceivesub reads msg-vidhdr.type and dispatches into one of four message-type branches without knowing how many bytes the host wrote into hv-recvbuf. The completion...

CVE-2026-64527

In the Linux kernel, the following vulnerability has been resolved: drm/hyperv: validate VMBus packet size in receive callback hypervreceivesub reads msg-vidhdr.type and dispatches into one of four message-type branches without knowing how many bytes the host wrote into hv-recvbuf. The completion...

CVE-2026-64527

In the Linux kernel, the following vulnerability has been resolved: drm/hyperv: validate VMBus packet size in receive callback hypervreceivesub reads msg-vidhdr.type and dispatches into one of four message-type branches without knowing how many bytes the host wrote into hv-recvbuf. The completion...

PT-2026-64304

Name of the Vulnerable Software and Affected Versions Loytec LIP-ME201C versions prior to 8.4.19 Loytec L-INX versions prior to 8.4.19 Loytec L-GATE versions prior to 8.4.19 Loytec L-ROC versions prior to 8.4.19 Loytec L-IOB versions prior to 8.4.19 Loytec L-DALI versions prior to 8.4.19 Loytec...

UBUNTU-CVE-2026-15813

A vulnerability was found in the network packet de-fragmentation engine of kronosnet Version affected = 1.34. The internal reassembly code does not properly validate sequence numbers of incoming payload fragments. An attacker can exploit this lack of verification by transmitting malformed packets...

CVE-2026-15813 Kronosnet: kronosnet: memory corruption and out-of-bounds access via malformed network packet defragmentation

A vulnerability was found in the network packet de-fragmentation engine of kronosnet Version affected = 1.34. The internal reassembly code does not properly validate sequence numbers of incoming payload fragments. An attacker can exploit this lack of verification by transmitting malformed packets...

Linux Distros Unpatched Vulnerability : CVE-2026-15813

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A vulnerability was found in the network packet de-fragmentation engine of kronosnet Version affected = 1.34. The internal reassembly code does not properly...

EUVD-2026-43603

EIPStackGroup OpENer 2.3.0 commit 76b95cf has an out-of-bounds read issue in Connection Manager handling of ForwardOpen requests when processing short malformed packets. An attacker can send a valid ENIP outer frame carrying a malformed CIP ForwardOpen/LargeForwardOpen request, causing the parser...

PYSEC-2026-3437 zeroconf: Unbounded exception-dedup state retains packet buffers via traceback frame locals, enabling LAN-local memory exhaustion

Impact DNSIncoming.logexceptiondebug and the four QuietLogger exception-dedup methods stored an unbounded seenlogs dict keyed by strsys.excinfo1. The seven IncomingDecodeError messages raised from readname / decodelabelsatoffset RFC 6762 §18 name-decoding error paths all embed self.source — the...

CVE-2026-51537

EIPStackGroup OpENer 2.3.0 commit 76b95cf has an out-of-bounds read issue in Connection Manager handling of ForwardOpen requests when processing short malformed packets. An attacker can send a valid ENIP outer frame carrying a malformed CIP ForwardOpen/LargeForwardOpen request, causing the parser...

CVE-2026-51537

EIPStackGroup OpENer 2.3.0 commit 76b95cf has an out-of-bounds read issue in Connection Manager handling of ForwardOpen requests when processing short malformed packets. An attacker can send a valid ENIP outer frame carrying a malformed CIP ForwardOpen/LargeForwardOpen request, causing the parser...