Known vulnerabilities in Cisco Systems, Inc Cisco IOS XR 7.11.21

Website: https://www.cisco.com
Total Security Bulletins: 2

Security bulletins (2)

Secuity bulletin Severity Status Published
SB2026031202: Denial of service in Cisco IOS XR IS-IS feature Medium
Patched
12.03.2026
SB2026031201: Denial of service in Cisco IOS XR Egress Packet Network Interface Aligner Medium
Patched
12.03.2026