CVE-2026-75584

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. The canonicalizePayloadBlock function in bpsecutil.c passes bundle-payload.length to zcoclone without...

CVE-2026-75584 ION-DTN < 4.2.1-a.1 Denial of Service via canonicalizePayloadBlock() Assertion

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. The canonicalizePayloadBlock function in bpsecutil.c passes bundle-payload.length to zcoclone without...

CVE-2026-75584

ION-DTN before 4.2.1-a.1 contains a denial-of-service vulnerability in the canonicalizePayloadBlock() function in bpsec_util.c . The function passes bundle-&gt;payload.length to zco_clone() without validating it against zero. An unauthenticated remote attacker can send a BPv7 bundle with a zero-l...

CVE-2026-75584 ION-DTN < 4.2.1-a.1 Denial of Service via canonicalizePayloadBlock() Assertion

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. The canonicalizePayloadBlock function in bpsecutil.c passes bundle-payload.length to zcoclone without...

EUVD-2026-75456

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. The canonicalizePayloadBlock function in bpsecutil.c passes bundle-payload.length to zcoclone without...

PT-2026-89421

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. The canonicalizePayloadBlock function in bpsec util.c passes bundle-payload.length to zco clone without...

CVE-2026-84484

ION-DTN versions before 4.2.0 contain an out-of-bounds read vulnerability in the decodeSdnv function that allows unauthenticated remote attackers to read memory by sending truncated SDNV values. Attackers can send a UDP datagram to the LTP link service input port with a truncated SDNV to trigger...

EUVD-2026-69796

ION-DTN versions before 4.2.0 contain an out-of-bounds read vulnerability in the decodeSdnv function that allows unauthenticated remote attackers to read memory by sending truncated SDNV values. Attackers can send a UDP datagram to the LTP link service input port with a truncated SDNV to trigger...

CVE-2026-84484

ION-DTN versions before 4.2.0 contain an out-of-bounds read vulnerability in the decodeSdnv function. An unauthenticated remote attacker can send a UDP datagram to the LTP link service input port with a truncated SDNV value, triggering reads up to nine bytes past buffer boundaries and underflowin...

CVE-2026-84484 ION-DTN before 4.2.0 Out-of-Bounds Read via decodeSdnv

ION-DTN versions before 4.2.0 contain an out-of-bounds read vulnerability in the decodeSdnv function that allows unauthenticated remote attackers to read memory by sending truncated SDNV values. Attackers can send a UDP datagram to the LTP link service input port with a truncated SDNV to trigger...

CVE-2026-84484 ION-DTN before 4.2.0 Out-of-Bounds Read via decodeSdnv

ION-DTN versions before 4.2.0 contain an out-of-bounds read vulnerability in the decodeSdnv function that allows unauthenticated remote attackers to read memory by sending truncated SDNV values. Attackers can send a UDP datagram to the LTP link service input port with a truncated SDNV to trigger...

CVE-2025-61910 NASA ION-DTN BPv7 4.1.3s Uncontrolled Memory Allocation that leads to Denial-of-Service

The NASA’s Interplanetary Overlay Network ION is an implementation of Delay/Disruption Tolerant Networking DTN. A BPv7 bundle with a malformed extension block causes uncontrolled memory allocation inside ION-DTN 4.1.3s, leading to receiver thread termination and a Denial-of-Service DoS. The...

CVE-2024-54130

The NASA’s Interplanetary Overlay Network ION is an implementation of Delay/Disruption Tolerant Networking DTN. A segmentation fault occurs with ION-DTN BPv7 software version 4.1.3 when a bundle with a Destination Endpoint ID EID set to dtn:none is received. This causes the node to become...

CVE-2024-54129

The NASA’s Interplanetary Overlay Network ION is an implementation of Delay/Disruption Tolerant Networking DTN. A vulnerability exists in the version ION-DTN BPv7 implementation version 4.1.3 when receiving a bundle with an improper reference to the imc scheme with valid Service-Specific Part SSP...

CVE-2024-54129 Improper Initialization of `imc` Scheme Leading to `SIGABRT` in ION-DTN BPv7

The NASA’s Interplanetary Overlay Network ION is an implementation of Delay/Disruption Tolerant Networking DTN. A vulnerability exists in the version ION-DTN BPv7 implementation version 4.1.3 when receiving a bundle with an improper reference to the imc scheme with valid Service-Specific Part SSP...

CVE-2024-54129

The CVE-2024-54129 entry concerns NASA’s Interplanetary Overlay Network (ION) - DTN BPv7, version 4.1.3. The flaw occurs when receiving a bundle with an improper reference to the imc scheme that contains a valid Service-Specific Part (SSP) in the Previous Node Block, which can cause ION to become...

CVE-2024-54129 Improper Initialization of `imc` Scheme Leading to `SIGABRT` in ION-DTN BPv7

The NASA’s Interplanetary Overlay Network ION is an implementation of Delay/Disruption Tolerant Networking DTN. A vulnerability exists in the version ION-DTN BPv7 implementation version 4.1.3 when receiving a bundle with an improper reference to the imc scheme with valid Service-Specific Part SSP...

CVE-2024-54129 Improper Initialization of `imc` Scheme Leading to `SIGABRT` in ION-DTN BPv7

The NASA’s Interplanetary Overlay Network ION is an implementation of Delay/Disruption Tolerant Networking DTN. A vulnerability exists in the version ION-DTN BPv7 implementation version 4.1.3 when receiving a bundle with an improper reference to the imc scheme with valid Service-Specific Part SSP...

CVE-2024-54130

CVE-2024-54130 affects NASA’s ION-DTN BPv7 (BPv7) where receiving a bundle with Destination EID dtn:none on version 4.1.3 triggers a segmentation fault, causing the node to become unresponsive to incoming bundles and resulting in a Denial of Service (DoS). The issue is documented as fixed in vers...

CVE-2024-54130 Segmentation Fault in `forwardBundle` Function of ION-DTN BPv7 When Destination EID is `dtn:none` (public)

The NASA’s Interplanetary Overlay Network ION is an implementation of Delay/Disruption Tolerant Networking DTN. A segmentation fault occurs with ION-DTN BPv7 software version 4.1.3 when a bundle with a Destination Endpoint ID EID set to dtn:none is received. This causes the node to become...