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 trunc…
Published: 2026-09-02 · CVSS: 8.7 · CVSS 4.0
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 reads up to nine bytes past buffer boundaries and underflow byte counters.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7