In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared DTD in XML_ExternalEntityParserCreate in out-of-memory situations.
{ "binaries": [ { "binary_name": "expat", "binary_version": "2.1.0-4ubuntu1.4+esm7" }, { "binary_name": "expat-dbgsym", "binary_version": "2.1.0-4ubuntu1.4+esm7" }, { "binary_name": "lib64expat1", "binary_version": "2.1.0-4ubuntu1.4+esm7" }, { "binary_name": "lib64expat1-dbgsym", "binary_version": "2.1.0-4ubuntu1.4+esm7" }, { "binary_name": "lib64expat1-dev", "binary_version": "2.1.0-4ubuntu1.4+esm7" }, { "binary_name": "libexpat1", "binary_version": "2.1.0-4ubuntu1.4+esm7" }, { "binary_name": "libexpat1-dbgsym", "binary_version": "2.1.0-4ubuntu1.4+esm7" }, { "binary_name": "libexpat1-dev", "binary_version": "2.1.0-4ubuntu1.4+esm7" }, { "binary_name": "libexpat1-udeb", "binary_version": "2.1.0-4ubuntu1.4+esm7" }, { "binary_name": "libexpat1-udeb-dbgsym", "binary_version": "2.1.0-4ubuntu1.4+esm7" } ], "ubuntu_priority": "medium", "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro" }
{ "binaries": [ { "binary_name": "expat", "binary_version": "2.1.0-7ubuntu0.16.04.5+esm7" }, { "binary_name": "expat-dbgsym", "binary_version": "2.1.0-7ubuntu0.16.04.5+esm7" }, { "binary_name": "lib64expat1", "binary_version": "2.1.0-7ubuntu0.16.04.5+esm7" }, { "binary_name": "lib64expat1-dbgsym", "binary_version": "2.1.0-7ubuntu0.16.04.5+esm7" }, { "binary_name": "lib64expat1-dev", "binary_version": "2.1.0-7ubuntu0.16.04.5+esm7" }, { "binary_name": "libexpat1", "binary_version": "2.1.0-7ubuntu0.16.04.5+esm7" }, { "binary_name": "libexpat1-dbgsym", "binary_version": "2.1.0-7ubuntu0.16.04.5+esm7" }, { "binary_name": "libexpat1-dev", "binary_version": "2.1.0-7ubuntu0.16.04.5+esm7" }, { "binary_name": "libexpat1-udeb", "binary_version": "2.1.0-7ubuntu0.16.04.5+esm7" }, { "binary_name": "libexpat1-udeb-dbgsym", "binary_version": "2.1.0-7ubuntu0.16.04.5+esm7" } ], "ubuntu_priority": "medium", "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro" }
{ "binaries": [ { "binary_name": "expat", "binary_version": "2.2.5-3ubuntu0.8" }, { "binary_name": "expat-dbgsym", "binary_version": "2.2.5-3ubuntu0.8" }, { "binary_name": "libexpat1", "binary_version": "2.2.5-3ubuntu0.8" }, { "binary_name": "libexpat1-dbgsym", "binary_version": "2.2.5-3ubuntu0.8" }, { "binary_name": "libexpat1-dev", "binary_version": "2.2.5-3ubuntu0.8" }, { "binary_name": "libexpat1-udeb", "binary_version": "2.2.5-3ubuntu0.8" } ], "ubuntu_priority": "medium", "availability": "No subscription required" }
{ "binaries": [ { "binary_name": "expat", "binary_version": "2.2.9-1ubuntu0.6" }, { "binary_name": "expat-dbgsym", "binary_version": "2.2.9-1ubuntu0.6" }, { "binary_name": "libexpat1", "binary_version": "2.2.9-1ubuntu0.6" }, { "binary_name": "libexpat1-dbgsym", "binary_version": "2.2.9-1ubuntu0.6" }, { "binary_name": "libexpat1-dev", "binary_version": "2.2.9-1ubuntu0.6" }, { "binary_name": "libexpat1-udeb", "binary_version": "2.2.9-1ubuntu0.6" } ], "ubuntu_priority": "medium", "availability": "No subscription required" }
{ "binaries": [ { "binary_name": "expat", "binary_version": "2.4.7-1ubuntu0.2" }, { "binary_name": "expat-dbgsym", "binary_version": "2.4.7-1ubuntu0.2" }, { "binary_name": "libexpat1", "binary_version": "2.4.7-1ubuntu0.2" }, { "binary_name": "libexpat1-dbgsym", "binary_version": "2.4.7-1ubuntu0.2" }, { "binary_name": "libexpat1-dev", "binary_version": "2.4.7-1ubuntu0.2" } ], "ubuntu_priority": "medium", "availability": "No subscription required" }