In Wireshark 2.2.0 to 2.2.3 and 2.0.0 to 2.0.9, the DHCPv6 dissector could go into a large loop, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-dhcpv6.c by changing a data type to avoid an integer overflow.
2017-01-25T21:59:00.183
2025-04-20T01:37:25.860
Deferred
CVSSv3.0: 7.5 (HIGH)
AV:N/AC:L/Au:N/C:N/I:N/A:P
10.0
2.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | wireshark | wireshark | 2.0.0 | Yes |
| Application | wireshark | wireshark | 2.0.1 | Yes |
| Application | wireshark | wireshark | 2.0.2 | Yes |
| Application | wireshark | wireshark | 2.0.3 | Yes |
| Application | wireshark | wireshark | 2.0.4 | Yes |
| Application | wireshark | wireshark | 2.0.5 | Yes |
| Application | wireshark | wireshark | 2.0.6 | Yes |
| Application | wireshark | wireshark | 2.0.7 | Yes |
| Application | wireshark | wireshark | 2.0.8 | Yes |
| Application | wireshark | wireshark | 2.0.9 | Yes |
| Application | wireshark | wireshark | 2.2.0 | Yes |
| Application | wireshark | wireshark | 2.2.1 | Yes |
| Application | wireshark | wireshark | 2.2.2 | Yes |
| Application | wireshark | wireshark | 2.2.3 | Yes |