Jann Horn discovered that LXC incorrectly verified permissions when creating virtual network interfaces. A local attacker could possibly use this issue to create virtual network interfaces in network namespaces that they do not own.
{
"binaries": [
{
"binary_version": "1.0.9-0ubuntu3",
"binary_name": "liblxc1"
},
{
"binary_version": "1.0.9-0ubuntu3",
"binary_name": "lxc"
},
{
"binary_version": "1.0.9-0ubuntu3",
"binary_name": "lxc-dev"
},
{
"binary_version": "1.0.9-0ubuntu3",
"binary_name": "lxc-templates"
},
{
"binary_version": "1.0.9-0ubuntu3",
"binary_name": "lxc-tests"
},
{
"binary_version": "1.0.9-0ubuntu3",
"binary_name": "python3-lxc"
}
],
"availability": "No subscription required"
}
{
"binaries": [
{
"binary_version": "2.0.7-0ubuntu1~16.04.2",
"binary_name": "liblxc1"
},
{
"binary_version": "2.0.7-0ubuntu1~16.04.2",
"binary_name": "lua-lxc"
},
{
"binary_version": "2.0.7-0ubuntu1~16.04.2",
"binary_name": "lxc"
},
{
"binary_version": "2.0.7-0ubuntu1~16.04.2",
"binary_name": "lxc-common"
},
{
"binary_version": "2.0.7-0ubuntu1~16.04.2",
"binary_name": "lxc-dev"
},
{
"binary_version": "2.0.7-0ubuntu1~16.04.2",
"binary_name": "lxc-templates"
},
{
"binary_version": "2.0.7-0ubuntu1~16.04.2",
"binary_name": "lxc-tests"
},
{
"binary_version": "2.0.7-0ubuntu1~16.04.2",
"binary_name": "lxc1"
},
{
"binary_version": "2.0.7-0ubuntu1~16.04.2",
"binary_name": "python3-lxc"
}
],
"availability": "No subscription required"
}