{"id":"CVE-2026-75584","state":"PUBLISHED","title":"ION-DTN < 4.2.1-a.1 Denial of Service via canonicalizePayloadBlock() Assertion","description":"ION-DTN before 4.2.1-a.1 contains a denial of service vulnerability that allows unauthenticated remote attackers to crash the ION process by sending a BPv7 bundle with a zero-length payload. 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