CVE-2026-20118

The CVE affects Cisco IOS XR on the NCS 5500 series (NC57 line cards) and NCS 5700 routers running IOS XR. It arises from corruption of packets when an EPNI Aligner interrupt is triggered during heavy transit, which can be exploited by an unauthenticated remote attacker sending a continuous flow ...

Cisco IOS XR Egress Packet Network Interface Aligner Interrupt Denial of Service Vulnerability

A vulnerability in the handling of an Egress Packet Network Interface EPNI Aligner interrupt in Cisco IOS XR Software for Cisco Network Convergence System NCS 5500 Series with NC57 line cards and Cisco NCS 5700 Routers and Cisco IOS XR Software for Third Party Software could allow an...

PT-2026-24733

A vulnerability in the handling of an Egress Packet Network Interface EPNI Aligner interrupt in Cisco IOS XR Software for Cisco Network Convergence System NCS 5500 Series with NC57 line cards and Cisco NCS 5700 Routers and Cisco IOS XR Software for Third Party Software could allow an...

Kr00k vulnerability (CVE-2019-15126) in Broadcom and Cypress Wi-Fi chips

During the RSA conference of February 26th 2020, researchers Štefan Svorencík and Robert Lipovsky disclosed a vulnerability in the implementation of the wireless egress packet processing of certain Broadcom Wi-Fi chipsets. This vulnerability is referenced as CVE-2019-15126 and could allow an...