An Improper Release of Memory Before Removing Last Reference vulnerability in the l2ald process of Juniper Networks Junos OS and Junos OS Evolved on QFX5K-family platforms allows a configured EVPN peer to cause a denial of service through memory exhaustion via EVPN-VXLAN active-active multihoming route processing.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact partial

Affected Vendors & Products

Vendors Products
Juniper Networks
  • Junos Os
  • Junos Os Evolved

No data.

No data.

References
Link Providers
https://supportportal.juniper.net/JSA112187 cve-icon cve-icon
History

Sat, 17 Oct 2026 00:45:00 +0000

Type Values Removed Values Added
First Time appeared Juniper Networks
Juniper Networks junos Os
Juniper Networks junos Os Evolved
Vendors & Products Juniper Networks
Juniper Networks junos Os
Juniper Networks junos Os Evolved

Fri, 16 Oct 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 14 Oct 2026 17:00:00 +0000

Type Values Removed Values Added
Description An Improper Release of Memory Before Removing Last Reference vulnerability in the l2ald process of Juniper Networks Junos OS and Junos OS Evolved on QFX5K-family platforms allows a configured EVPN peer to cause a denial of service through memory exhaustion via EVPN-VXLAN active-active multihoming route processing.
Title Junos OS and Junos OS Evolved: An EVPN-VXLAN memory leak causes denial of service when active-active multihoming is used
Weaknesses CWE-401
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/AU:Y/R:A/V:C/RE:M'}
cve-icon MITRE

Status: PUBLISHED

Assigner: juniper

Published: 2026-10-14T16:54:15.022Z

Updated: 2026-10-16T16:37:09.850Z

Reserved: 2026-09-28T17:35:40.522Z

Link: CVE-2026-102053

cve-icon Vulnrichment

Updated: 2026-10-16T16:37:04.951Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-14T17:18:00.273

Modified: 2026-10-16T17:17:09.797

Link: CVE-2026-102053

cve-icon Redhat

No data.