CVE-2026-115215

In Eclipse ThreadX NetX Duo versions 6.0 through 6.5.2.202603a, the NetX Secure DTLS server allocates a session from its fixed session pool for the first datagram from any unrecognised address and port, before the cookie exchange, and never releases a session whose handshake stalls. A remote,...

CVE-2026-115403

In Eclipse ThreadX NetX Duo versions 6.0 through 6.5.2.202603a, built with BSD raw socket and IPv6 support, the IPv6 raw send path uses the destination-table entry it adds without checking that the add succeeded. When the destination table is full and an off-link destination is reached through a...

EUVD-2026-115638

In Eclipse ThreadX NetX Duo versions 6.0 through 6.5.2.202603a, the NetX Secure DTLS server allocates a session from its fixed session pool for the first datagram from any unrecognised address and port, before the cookie exchange, and never releases a session whose handshake stalls. A remote,...

CVE-2026-115215

Eclipse ThreadX NetX Duo versions 6.0 through 6.5.2.202603a are vulnerable to a Denial of Service (DoS) via the NetX Secure DTLS server . The root cause is that the server allocates a session from a fixed pool for the first datagram from any unrecognized address and port before the cookie exchang...

CVE-2026-115403 NULL pointer dereference in the BSD raw IPv6 send path when the destination table is full

In Eclipse ThreadX NetX Duo versions 6.0 through 6.5.2.202603a, built with BSD raw socket and IPv6 support, the IPv6 raw send path uses the destination-table entry it adds without checking that the add succeeded. When the destination table is full and an off-link destination is reached through a...

CVE-2026-115403 NULL pointer dereference in the BSD raw IPv6 send path when the destination table is full

In Eclipse ThreadX NetX Duo versions 6.0 through 6.5.2.202603a, built with BSD raw socket and IPv6 support, the IPv6 raw send path uses the destination-table entry it adds without checking that the add succeeded. When the destination table is full and an off-link destination is reached through a...

CVE-2026-115403

Eclipse ThreadX NetX Duo (versions 6.0 through 6.5.2.202603a) built with BSD raw socket and IPv6 support contains a vulnerability where the IPv6 raw send path fails to verify if a destination-table entry was successfully added. If the destination table is full and an off-link destination is reach...

EUVD-2026-115644

In Eclipse ThreadX NetX Duo versions 6.0 through 6.5.2.202603a, built with BSD raw socket and IPv6 support, the IPv6 raw send path uses the destination-table entry it adds without checking that the add succeeded. When the destination table is full and an off-link destination is reached through a...

CVE-2026-114408

In Eclipse ThreadX NetX Duo versions 6.4.5.202504 through 6.5.2.202603a, built with IPv6 path MTU discovery, the ICMPv6 Packet Too Big handler uses the destination-table entry it adds without checking that the add succeeded. A sender on the network can fill the destination table with Packet Too B...

CVE-2026-114408 NULL pointer dereference in ICMPv6 Packet Too Big processing when the destination table is full

In Eclipse ThreadX NetX Duo versions 6.4.5.202504 through 6.5.2.202603a, built with IPv6 path MTU discovery, the ICMPv6 Packet Too Big handler uses the destination-table entry it adds without checking that the add succeeded. A sender on the network can fill the destination table with Packet Too B...

EUVD-2026-115231

In Eclipse ThreadX NetX Duo versions 6.4.5.202504 through 6.5.2.202603a, built with IPv6 path MTU discovery, the ICMPv6 Packet Too Big handler uses the destination-table entry it adds without checking that the add succeeded. A sender on the network can fill the destination table with Packet Too B...

CVE-2026-114408

Eclipse ThreadX NetX Duo versions 6.4.5.202504 through 6.5.2.202603a built with IPv6 path MTU discovery are vulnerable to a NULL pointer dereference . The vulnerability exists because the ICMPv6 Packet Too Big handler fails to verify if an entry was successfully added to the destination table. A ...

CVE-2026-115403: Eclipse Foundation Eclipse ThreadX: In Eclipse ThreadX NetX Duo versions 6.0 through 6.5.2.202603a, built with BSD raw socket and IPv6 support, the IPv6…

In Eclipse ThreadX NetX Duo versions 6.0 through 6.5.2.202603a, built with BSD raw socket and IPv6 support, the IPv6 raw send path uses the destination-table entry it adds without checking that the add succeeded. When the destination table is full and an off-link destination is reached through a...

PT-2026-135824

In Eclipse ThreadX NetX Duo versions 6.0 through 6.5.2.202603a, built with BSD raw socket and IPv6 support, the IPv6 raw send path uses the destination-table entry it adds without checking that the add succeeded. When the destination table is full and an off-link destination is reached through a...

CVE-2026-114408: Eclipse Foundation Eclipse ThreadX: In Eclipse ThreadX NetX Duo versions 6.4.5.202504 through 6.5.2.202603a, built with IPv6 path MTU discovery, the ICMPv6…

In Eclipse ThreadX NetX Duo versions 6.4.5.202504 through 6.5.2.202603a, built with IPv6 path MTU discovery, the ICMPv6 Packet Too Big handler uses the destination-table entry it adds without checking that the add succeeded. A sender on the network can fill the destination table with Packet Too B...

PT-2026-135823

In Eclipse ThreadX NetX Duo versions 6.0 through 6.5.2.202603a, the NetX Secure DTLS server allocates a session from its fixed session pool for the first datagram from any unrecognised address and port, before the cookie exchange, and never releases a session whose handshake stalls. A remote,...

PT-2026-135487

In Eclipse ThreadX NetX Duo versions 6.4.5.202504 through 6.5.2.202603a, built with IPv6 path MTU discovery, the ICMPv6 Packet Too Big handler uses the destination-table entry it adds without checking that the add succeeded. A sender on the network can fill the destination table with Packet Too B...

CVE-2026-103416

The Eclipse ThreadX NetX Duo version 6.5.1.202602 contains an out-of-bounds write vulnerability in the TLS 1.3 handshake message cache . An attacker can provide a handshake message larger than the allocated cache, causing data to be written into the session control block and overwriting internal ...

CVE-2026-103416

Out-of-bounds write via the TLS 1.3 handshake message cache in NetX Duo in Eclipse ThreadX NetX Duo 6.5.1.202602 allows a handshake message larger than the cache writes past it and on into the rest of the session control block, which holds pointers. A malicious or compromised server can make a TL...

CVE-2026-11576

The security fix for CVE-2025-0728 in eclipse-threadx NetX Duo refactors error handling in the HTTP server PUT process to use a shared cleanup label, but this unified cleanup path unconditionally calls fxfileclose even when the file was never successfully opened. Multiple error branches jump to t...