Heap-based buffer overflow in Xchat-WDK before 1499-4 (2012-01-18) xchat 2.8.6 on Maemo architecture could allow remote attackers to cause a denial of service (xchat client crash) or execute arbitrary code via a UTF-8 line from server containing characters outside of the Basic Multilingual Plane (BMP).
[
{
"product": "Xchat-WDK",
"vendor": "xchat",
"versions": [
{
"status": "affected",
"version": "before 1499-4 (2012-01-18)"
}
]
},
{
"product": "xchat",
"vendor": "xchat",
"versions": [
{
"status": "affected",
"version": "2.8.6 on Maemo architecture"
}
]
}
]