libvirt version before 4.2.0-rc1 is vulnerable to a resource exhaustion as a result of an incomplete fix for CVE-2018-5748 that affects QEMU monitor but now also triggered via QEMU guest agent.
{
"versions": [
{
"introduced": "0"
},
{
"last_affected": "7.0"
},
{
"introduced": "0"
},
{
"last_affected": "8.0"
},
{
"introduced": "0"
},
{
"last_affected": "9.0"
},
{
"introduced": "0"
},
{
"last_affected": "4.1.0"
}
]
}