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CVE-2026-86128

Fireware OS NULL Pointer Dereference in NetFlow IPv6 Traffic Processing Allows Remote Denial of Service PUBLISHED

Description (CNA)

A NULL pointer dereference vulnerability in Fireware OS's NetFlow packet-processing feature allows a remote, unauthenticated attacker to cause a denial of service by sending a specially crafted IPv6 packet.

Affected (CNA)

Vendor / productVersions
WatchGuard / Fireware OSaffected 2026.3 before 2026.3.2; affected 2025.0 before 2026.2.3; affected 12.0 before 12.12.3
WatchGuard / Fireware OSaffected 12.0 before 12.5.21

CWE

CWE-476

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.