Integer overflow in X.org libXfixes before 5.0.3 on 32-bit platforms might allow remote X servers to gain privileges via a length value of INT_MAX, which triggers the client to stop reading data and get out of sync.
{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "ubuntu_priority": "low", "binaries": [ { "libxfixes-dev": "1:5.0.1-2ubuntu0.1~esm1", "libxfixes3": "1:5.0.1-2ubuntu0.1~esm1", "libxfixes-dev-dbgsym": "1:5.0.1-2ubuntu0.1~esm1", "libxfixes3-udeb": "1:5.0.1-2ubuntu0.1~esm1", "libxfixes3-udeb-dbgsym": "1:5.0.1-2ubuntu0.1~esm1", "libxfixes3-dbg": "1:5.0.1-2ubuntu0.1~esm1", "libxfixes3-dbgsym": "1:5.0.1-2ubuntu0.1~esm1" } ] }