A successful exploit can cause the affected process to terminate and restart, leading to a temporary disruption of traffic. Hosts on the internet that are unauthenticated and unable to form an overlay peer relationship can not trigger the vulnerable logic.
Analysis and contextual insights are available on OpenCVE Cloud.
Vendor Solution
The following releases contain the fix: - 5.2.7.0 and later in the 5.2.x train - 6.1.5.0 and later in the 6.1.x train - 6.4.2.0 and later in the 6.4.x train - 7.0.0 and later No hotfix is available for this issue.
Vendor Workaround
No mitigation is available for this issue. Customers should restrict overlay peer relationships to trusted devices and monitor for unexpected fragmentation behavior.
Tracking
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No advisories yet.
Wed, 16 Sep 2026 18:30:00 +0000
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ssvc
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Wed, 16 Sep 2026 11:00:00 +0000
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| Description | The VeloCloud Edge and Gateway exhibit an out-of-bounds write vulnerability when processing tunneled IP fragments between authenticated overlay neighbors. This vulnerability impacts the VeloCloud VCMP tunnel protocol only. A successful exploit can cause the affected process to terminate and restart, leading to a temporary disruption of traffic. Hosts on the internet that are unauthenticated and unable to form an overlay peer relationship can not trigger the vulnerable logic. | |
| Title | Security Advisory 0180 | |
| Weaknesses | CWE-787 | |
| References |
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| Metrics |
cvssV3_1
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Subscriptions
No data.
Status: PUBLISHED
Assigner: Arista
Published:
Updated: 2026-09-16T17:45:20.522Z
Reserved: 2026-09-05T01:54:43.258Z
Link: CVE-2026-86107
Updated: 2026-09-16T17:45:10.362Z
Status : Awaiting Analysis
Published: 2026-09-16T11:16:43.920
Modified: 2026-09-16T19:10:09.867
Link: CVE-2026-86107
No data.
OpenCVE Enrichment
No data.
