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CVE-2026-102021

Junos OS and Junos OS Evolved: Malformed RSVP packet causes rpd crash when MPLS-TE error processing is enabled PUBLISHED

Description (CNA)

A NULL Pointer Dereference vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent network attacker to cause a denial of service via a crafted RSVP packet when MPLS-TE RSVP processing is enabled. The condition can terminate rpd and disrupt routing protocol sessions.

Affected (CNA)

Vendor / productVersions
Juniper Networks / Junos OSaffected 24.4 before 24.4R2-S5; affected 25.2 before 25.2R2-S2; affected 25.4 before 25.4R1-S3; affected 26.2 before 26.2R1-S2
Juniper Networks / Junos OS Evolvedaffected 24.4 before 24.4R2-S5-EVO; affected 25.2 before 25.2R2-S2-EVO; affected 25.4 before 25.4R1-S3-EVO; affected 26.2 before 26.2R1-S2-EVO; affected 25.2X100 before 25.2X100-D35-EVO; affected 25.4X300 before 25.4X300-D40-EVO

CWE

CWE-476

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.