The formatsendto_gui function in the format parsing code in Irssi before 0.8.20 allows remote attackers to cause a denial of service (heap corruption and crash) via vectors involving the length of a string.
{
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*"
],
"vendor_product": "canonical:ubuntu_linux",
"extracted_events": [
{
"last_affected": "16.04"
}
],
"source": "CPE_FIELD"
},
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"
],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"last_affected": "8.0"
}
],
"source": "CPE_FIELD"
}
]
}{
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "0.8.19"
}
],
"cpe": "cpe:2.3:a:irssi:irssi:*:*:*:*:*:*:*:*",
"source": "CPE_FIELD"
}