{"id":"CVE-2026-101980","title":"An Integer Underflow vulnerability in the kernel of Juniper Networks Junos OS with Extended Echo configured allows an unauthenticated, network-based attacker to cause a denial of service by a kernel crash.","summary":"An Integer Underflow vulnerability in the kernel of Juniper Networks Junos OS with Extended Echo configured allows an unauthenticated, network-based attacker to cause a denial of service by a kernel crash.","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-191"],"published":"2026-10-14","updated":"2026-10-14","sourceUpdated":"2026-10-14T21:17:24.973","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-101980","references":[{"url":"https://supportportal.juniper.net/JSA112188","label":"sirt@juniper.net"}],"tags":["nvd"],"ingestedAt":"2026-10-14T17:44:53.637Z","slug":"CVE-2026-101980","body":"## Overview\n\nAn Integer Underflow vulnerability in the kernel of Juniper Networks Junos OS with Extended Echo configured allows an unauthenticated, network-based attacker to cause a denial of service by a kernel crash.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}