CVE-2026-30867

CocoaMQTT is a MQTT 5.0 client library for iOS and macOS written in Swift. Prior to version 2.2.2, a vulnerability exists in the packet parsing logic of CocoaMQTT that allows an attacker or a compromised/malicious MQTT broker to remotely crash the host iOS/macOS/tvOS application. If an attacker...

CVE-2026-24028 Out-of-bounds read when parsing DNS packets via Lua

An attacker might be able to trigger an out-of-bounds read by sending a crafted DNS response packet, when custom Lua code uses newDNSPacketOverlay to parse DNS packets. The out-of-bounds read might trigger a crash, leading to a denial of service, or access unrelated memory, leading to potential...

Cisco IOS, IOS XE, Secure Firewall Adaptive Security Appliance, and Secure Firewall Threat Defense Software IKEv2 Denial of Service Vulnerability

A vulnerability in the Internet Key Exchange version 2 IKEv2 feature of Cisco IOS Software, Cisco IOS XE Software, Cisco Secure Firewall Adaptive Security Appliance ASA Software, and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to trigger a...

Mini-SNMPD Out-of-Bounds Read Vulnerability (CNVD-2020-08117)

Mini-SNMPD is a lightweight implementation of the Simple Network Management Protocol SNMP server. An out-of-bounds read vulnerability exists in the way Mini-SNMPD 1.4 parses incoming SNMP packets. An attacker could exploit this vulnerability by sending specially crafted packets to cause sensitive...

PT-2017-12421 · Cisco · Cisco Firepower System

Name of the Vulnerable Software and Affected Versions: Cisco Firepower System Software versions 6.0 and later Description: A vulnerability in the detection engine parsing of IPv6 packets could allow an unauthenticated, remote attacker to cause high CPU utilization or a denial of service DoS...

PT-2015-6988

Name of the Vulnerable Software and Affected Versions net-snmp versions 5.7.2 and earlier Description The issue is related to the snmp pdu parse function in snmp api.c, which does not properly remove the varBind variable from a netsnmp variable list item when parsing of the SNMP PDU fails. This c...