Uncontrolled Recursion

matrix-js-sdk is vulnerable to Uncontrolled Recursion. The vulnerability is caused due to an infinite recursion in getRoomUpgradeHistory function causing the code to hang. A malicious homeserver can craft a room or room structure such that the predecessors form a cycle and also by calling...

matrix-js-sdk will freeze when a user sets a room with itself as a its predecessor

Impact A malicious homeserver can craft a room or room structure such that the predecessors form a cycle. The matrix-js-sdk's getRoomUpgradeHistory function will infinitely recurse in this case, causing the code to hang. This method is public but also called by the 'leaveRoomChain' method, so...

CVE-2024-42369

matrix-js-sdk is a Matrix messaging protocol Client-Server SDK for JavaScript. A malicious homeserver can craft a room or room structure such that the predecessors form a cycle. The matrix-js-sdk's getRoomUpgradeHistory function will infinitely recurse in this case, causing the code to hang. This...

CVE-2024-42369

CVE-2024-42369 affects the matrix-js-sdk (JavaScript) where a malicious homeserver can craft a room structure whose predecessors form a cycle. This makes getRoomUpgradeHistory() recursively traverse and hang, and since this method is public and invoked by leaveRoomChain(), leaving a room can trig...