CVE-2026-101976 — Junos OS and Junos OS Evolved: In a non-4byte-AS scenario a specific BGP update causes an rpd crash
An Out-of-bounds Write vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an eBGP peer which has not negotiated four-oct…
Published: 2026-10-14 · CVSS: 8.7 · CVSS 4.0
An Out-of-bounds Write vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an eBGP peer which has not negotiated four-octet-AS capability sending a specifically malformed BGP update to cause a Denial-of-Service (DoS).
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7