Description
epan/dissectors/packet-ncp2222.inc in the NCP dissector in Wireshark 2.0.x before 2.0.3 does not properly initialize memory for search patterns, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | wireshark | 2.0.3+geed34f0-1 | — |
| Debian 13 | wireshark | 2.0.3+geed34f0-1 | — |
| Debian 12 | wireshark | 2.0.3+geed34f0-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | wireshark | 2.6.3-1~ubuntu18.04.1 | — |
| Ubuntu 16.04 LTS | wireshark | 2.6.3-1~ubuntu16.04.1 | — |
| Ubuntu 14.04 LTS | wireshark | 2.6.3-1~ubuntu14.04.1 | — |