{"id":"CVE-2026-115417","revision":"4c365c7521504da69ac5fda5fc894a22","records":[{"revision":"4c365c7521504da69ac5fda5fc894a22","observedAt":"2026-10-29T03:25:09.193+00:00","statement":{"source":"cve-program","id":"CVE-2026-115417","aliases":[],"title":"Memory allocation with excessive size value in the MQTT 3.1.1 compatibility adapter in aws-c-mqtt","description":"Memory allocation with excessive size value in the MQTT 3.1.1 compatibility adapter in AWS aws-c-mqtt before 0.16.2 might allow a remote actor to cause a denial of service of the client application.\n\n\n\nTo remediate this issue, users should upgrade to aws-c-mqtt 0.16.2 or later, or to an AWS Common Runtime or AWS IoT Device SDK release that bundles it.","state":0,"publishedAt":"2026-10-22T20:34:50.961+00:00","modifiedAt":"2026-10-29T01:52:06.755+00:00","affected":[{"ecosystem":"Vendor product","name":"aws-c-mqtt","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"AWS\",\n                    \"product\": \"aws-c-mqtt\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"0.9.1\",\n                            \"lessThan\": \"0.16.2\",\n                            \"versionType\": \"custom\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5,"severity":"HIGH"},{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","score":8.2,"severity":"HIGH"}],"references":["https://github.com/awslabs/aws-c-mqtt/releases/tag/v0.16.2","https://github.com/awslabs/aws-c-mqtt/security/advisories/GHSA-g3x5-86mr-65p5","https://aws.amazon.com/security/security-bulletins/2026-147-aws/"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-115417","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-115417","identifiers":["CVE-2026-115417"]},"retained":false,"historicalAffected":[]}],"coverage":[]}