Juniper Junos OS CVE-2026-21909: IS-IS Update Packet Causes RPD Crash DoS via Memory Leak
Security AdvisoryCVE-2026-21909MediumJuniper Networks
Affected:
- Junos OS 23.2
- Junos OS 23.4
- Junos OS 24.1
- Junos OS Evolved 23.2
- Junos OS Evolved 23.4
Fixed in:
- Junos OS 23.2R2
- Junos OS 23.4R1-S2
- Junos OS 23.4R2
- Junos OS 24.1R2
- Junos OS 24.2R1
参照 CVE: CVE-2026-21909 · 6.5
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