In Wireshark 2.6.0, 2.4.0 to 2.4.6, and 2.2.0 to 2.2.14, the DNS dissector could crash. This was addressed in epan/dissectors/packet-dns.c by avoiding a NULL pointer dereference for an empty name in an SRV record.
{
"unresolved_ranges": [
{
"cpe": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "8.0"
}
]
}
]
}{
"cpe": [
"cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
"cpe:2.3:a:wireshark:wireshark:2.6.0:*:*:*:*:*:*:*"
],
"source": "CPE_FIELD",
"extracted_events": [
{
"introduced": "2.2.0"
},
{
"last_affected": "2.2.14"
},
{
"introduced": "2.4.0"
},
{
"last_affected": "2.4.6"
},
{
"introduced": "0"
},
{
"last_affected": "2.6.0"
}
]
}