CVE-2026-72253

A flaw was found in the Linux kernel's Netfilter Session Initiation Protocol SIP connection tracking helper. This vulnerability occurs when network traffic control tc ingress or Open vSwitch openvswitch subsystems are active, and a specific media handling feature sipexternalmedia is enabled. The...

CVE-2020-3555

A vulnerability in the SIP inspection process of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause a crash and reload of an affected device, resulting in a denial of service DoS condition. The...

CVE-2015-0772

Cisco TelePresence Video Communication Server VCS X8.5RC4 allows remote attackers to cause a denial of service CPU consumption or device outage via a crafted SDP parameter-negotiation request in an SDP session during a SIP connection, aka Bug ID CSCut42422...