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"state": "PUBLISHED",
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"dateReserved": "2026-10-01T16:09:43.368Z",
"datePublished": "2026-10-14T16:23:40.799Z",
"dateUpdated": "2026-10-14T20:26:06.440Z"
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"value": "To be exposed to this issue, the sender option for graceful shutdown has to be enabled:
[ protocols bgp ... graceful-shutdown sender ]
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"value": "An Out-of-bounds Write vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent attacker which sends a specific set of BGP communities to cause a Denial-of-Service (DoS) as rpd crashes when graceful-shutdown sender community is added when attempting to advertise.
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\n
\nJunos OS: 23.2R2-S7.7, 23.4R2-S8.13, 24.2R2-S5.5, 24.4R2-S5, 25.2R2-S2, 25.4R1-S3, 25.4R2, 26.2R1-S2, 26.2R2, 26.4R1, and all subsequent releases.
Junos OS Evolved: 23.2R2-S7.7-EVO, 23.4R2-S8.11-EVO, 24.2R2-S5.6-EVO, 24.4R2-S5-EVO, 25.2R2-S2-EVO, 25.2X100-D35-EVO, 25.4R1-S3-EVO, 25.4R2-EVO, 25.4X300-D40-EVO, 26.2R1-S2-EVO, 26.2R2-EVO, 26.4R1-EVO, and all subsequent releases.
Note: For Junos OS releases 23.2, 23.4, and 24.2, and Junos OS Evolved releases 23.2-EVO, 23.4-EVO, and 24.2-EVO, specific respins have been referenced. Previously published versions of these releases have been rebuilt to resolve the security vulnerabilities identified in this advisory."
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}
],
"source": {
"advisory": "JSA112187",
"defect": [
"1933049"
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"discovery": "INTERNAL"
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"title": "Junos OS and Junos OS Evolved: If a specific set of BGP communities is present and graceful-shutdown sender is added while attempting to advertise rpd crashes",
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"id": "CVE-2026-103993",
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"timestamp": "2026-10-14T20:16:21.242044Z"
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"title": "CISA ADP Vulnrichment",
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