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CVE-2026-101945

CVE-2026-101945 · Junos OS and Junos OS Evolved: An attacker causes routing daemon denial of service when EVPN BGP is enabled

This page contains facts from public vulnerability sources. Check the original advisory before updating.

An Integer Overflow or Wraparound vulnerability in the rpd process of Juniper Networks Junos OS and Junos OS Evolved allows a remote attacker with an established EVPN BGP peering relationship to cause a denial of service via EVPN BGP route processing. The issue affects EVPN-enabled routing instances and can disrupt control-plane adjacencies.

CVSS 8.7 · High · EPSS 0.5% · Fix available

Published
Updated

Affected products and versions

  • junos os

    Versions
    • ≥ 0, < 23.2R2-S7.7: Affected (custom)
    • ≥ 23.4, < 23.4R2-S8.13: Affected (custom)
    • ≥ 24.2, < 24.2R2-S5.5: Affected (custom)
    • ≥ 24.4, < 24.4R2-S5: Affected (custom)
    • ≥ 25.2, < 25.2R2-S2: Affected (custom)
    • ≥ 25.4, < 25.4R1-S3: Affected (custom)
    • ≥ 26.2, < 26.2R1-S2: Affected (custom)

    Update to 23.2R2-S7.7

  • junos os evolved

    Versions
    • ≥ 0, < 23.2R2-S7.7-EVO: Affected (custom)
    • ≥ 23.4, < 23.4R2-S8.11-EVO: Affected (custom)
    • ≥ 24.2, < 24.2R2-S5.6-EVO: Affected (custom)
    • ≥ 24.4, < 24.4R2-S5-EVO: Affected (custom)
    • ≥ 25.2, < 25.2R2-S2-EVO: Affected (custom)
    • ≥ 25.4, < 25.4R1-S3-EVO: Affected (custom)
    • ≥ 26.2, < 26.2R1-S2-EVO: Affected (custom)
    • 23.4X100: Affected (custom)
    • ≥ 25.2X100, < 25.2X100-D35-EVO: Affected (custom)
    • ≥ 25.4X300, < 25.4X300-D40-EVO: Affected (custom)

    Update to 23.2R2-S7.7-EVO

Original sources

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