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CVE-2026-86107

Security Advisory 0180 PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Arista Networks / VeloCloudaffected 1.0.0.0 before 5.2.0.0; affected 5.2.0.0 before 5.2.7.0; affected 6.1.0.0 before 6.1.5.0; affected 6.4.0.0 before 6.4.2.0
Arista Networks / VeloCloud Gatewayaffected 1.0.0.0 before 5.2.0.0; affected 5.2.0.0 before 5.2.7.0; affected 6.1.0.0 before 6.1.5.0; affected 6.4.0.0 before 6.4.2.0

CWE

CWE-787

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.