CVE-2026-20012 | Cisco IOS IKEv2 memory leak (cisco-sa-asa-ftd-ios-dos-kPEpQGGK)

A vulnerability identified as problematic has been detected in Cisco IOS, Secure Firewall Adaptive Security Appliance Software, IOS XE Software and Secure Firewall Threat Defense Software. The impacted element is an unknown function of the component IKEv2. This manipulation causes memory leak.

This vulnerability appears as CVE-2026-20012. The attack may be initiated remotely. There is no available exploit.

You should upgrade the affected component.