{"affected":[{"defaultStatus":"unaffected","product":"Eclipse ThreadX","source":"CNA: eclipse","vendor":"Eclipse Foundation","versions":[{"lessThanOrEqual":"6.5.2.202603a","status":"affected","version":"6.4.5","versionType":"custom"}]},{"ecosystem":"eclipse threadx","packageName":"NetX Duo","product":"NetX Duo","source":"GitHub GHSA-xjgr-2wmf-f78j","vendor":"","versions":[{"status":"affected","version":">= 6.4.5.202504, <= 6.5.2.202603a","versionType":"GitHub advisory range"}]}],"cveId":"CVE-2026-114408","cwes":["CWE-252","CWE-476"],"description":"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 Big messages quoting new destinations, after which the next message makes the IP helper thread dereference a NULL pointer, crashing it on targets that fault on address 0 and stopping all network processing.","epss":null,"exploits":[],"kev":null,"metrics":[{"score":8.7,"severity":"high","source":"CNA: eclipse","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","version":"4.0"},{"score":8.7,"severity":"high","source":"NVD: emo@eclipse.org","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","version":"4.0"}],"modifiedAt":1793639855623,"publishedAt":1793631879505,"references":[{"source":"CNA: eclipse","tags":[],"url":"https://github.com/eclipse-threadx/netxduo/security/advisories/GHSA-xjgr-2wmf-f78j"},{"source":"CNA: eclipse","tags":[],"url":"https://gitlab.eclipse.org/security/cve-assignment/-/work_items/482"},{"source":"emo@eclipse.org","tags":[],"url":"https://github.com/eclipse-threadx/netxduo/security/advisories/GHSA-xjgr-2wmf-f78j"},{"source":"emo@eclipse.org","tags":[],"url":"https://gitlab.eclipse.org/security/cve-assignment/-/work_items/482"},{"source":"GitHub Security Advisories","tags":["advisory"],"url":"https://github.com/eclipse-threadx/netxduo/security/advisories/GHSA-xjgr-2wmf-f78j"}],"remediation":[{"kind":"fix","source":"GitHub GHSA-xjgr-2wmf-f78j","text":"NetX Duo (eclipse threadx): GitHub reports patched versions 6.5.2.202603b. Check the advisory for the affected release branch.","url":"https://github.com/eclipse-threadx/netxduo/security/advisories/GHSA-xjgr-2wmf-f78j"}],"revision":"ac827c55cabdf35aa9dbe512a2709bda942ae28f61f0c92d15d492445c7000cc","sources":[{"modifiedAt":1793636331305,"name":"CNA: eclipse","retrievedAt":1793639330206,"url":"https://www.cve.org/CVERecord?id=CVE-2026-114408"},{"modifiedAt":1793639855623,"name":"NVD","retrievedAt":1793643557959,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-114408"},{"modifiedAt":1793554367000,"name":"GitHub Security Advisories","retrievedAt":1793640609683,"url":"https://github.com/eclipse-threadx/netxduo/security/advisories/GHSA-xjgr-2wmf-f78j"}],"ssvc":{"assessedAt":1793636317472,"automatable":"yes","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"NULL pointer dereference in ICMPv6 Packet Too Big processing when the destination table is full","updatedAt":1793643557959}