In stroke_socket.c in strongSwan before 5.6.3, a missing packet length check could allow a buffer underflow, which may lead to resource exhaustion and denial of service while reading from the socket.
{
"unresolved_ranges": [
{
"extracted_events": [
{
"last_affected": "14.04"
},
{
"last_affected": "16.04"
},
{
"last_affected": "18.04"
}
],
"source": "CPE_STRING",
"vendor_product": "canonical:ubuntu_linux",
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*"
]
},
{
"extracted_events": [
{
"last_affected": "8.0"
},
{
"last_affected": "9.0"
}
],
"source": "CPE_STRING",
"vendor_product": "debian:debian_linux",
"cpes": [
"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
]
}
]
}{
"cpe": "cpe:2.3:a:strongswan:strongswan:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "5.6.3"
}
],
"source": "CPE_RANGE"
}