An uncontrolled resource consumption (memory leak) flaw was found in the ZeroMQ client in versions before 4.3.3 in src/pipe.cpp. This issue causes a client that connects to multiple malicious or compromised servers to crash. The highest threat from this vulnerability is to system availability.
{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "binaries": [ { "binary_name": "libzmq3", "binary_version": "4.0.4+dfsg-2ubuntu0.1+esm3" }, { "binary_name": "libzmq3-dbg", "binary_version": "4.0.4+dfsg-2ubuntu0.1+esm3" }, { "binary_name": "libzmq3-dbgsym", "binary_version": "4.0.4+dfsg-2ubuntu0.1+esm3" }, { "binary_name": "libzmq3-dev", "binary_version": "4.0.4+dfsg-2ubuntu0.1+esm3" }, { "binary_name": "libzmq3-dev-dbgsym", "binary_version": "4.0.4+dfsg-2ubuntu0.1+esm3" } ] }
{ "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro", "binaries": [ { "binary_name": "libzmq3-dev", "binary_version": "4.1.4-7ubuntu0.1+esm2" }, { "binary_name": "libzmq3-dev-dbgsym", "binary_version": "4.1.4-7ubuntu0.1+esm2" }, { "binary_name": "libzmq5", "binary_version": "4.1.4-7ubuntu0.1+esm2" }, { "binary_name": "libzmq5-dbg", "binary_version": "4.1.4-7ubuntu0.1+esm2" }, { "binary_name": "libzmq5-dbgsym", "binary_version": "4.1.4-7ubuntu0.1+esm2" } ] }
{ "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro", "binaries": [ { "binary_name": "libzmq3-dev", "binary_version": "4.2.5-1ubuntu0.2+esm2" }, { "binary_name": "libzmq5", "binary_version": "4.2.5-1ubuntu0.2+esm2" }, { "binary_name": "libzmq5-dbgsym", "binary_version": "4.2.5-1ubuntu0.2+esm2" } ] }
{ "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro", "binaries": [ { "binary_name": "libzmq3-dev", "binary_version": "4.3.2-2ubuntu1.20.04.1~esm2" }, { "binary_name": "libzmq5", "binary_version": "4.3.2-2ubuntu1.20.04.1~esm2" }, { "binary_name": "libzmq5-dbgsym", "binary_version": "4.3.2-2ubuntu1.20.04.1~esm2" } ] }