An integer underflow issue was found in the QEMU VNC server while processing ClientCutText messages in the extended format. A malicious client could use this flaw to make QEMU unresponsive by sending a specially crafted payload message, resulting in a denial of service.
{
"unresolved_ranges": [
{
"extracted_events": [
{
"last_affected": "36"
}
],
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*"
},
{
"extracted_events": [
{
"last_affected": "37"
}
],
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*"
}
]
}