In Wireshark 2.4.0, the Modbus dissector could crash with a NULL pointer dereference. This was addressed in epan/dissectors/packet-mbtcp.c by adding length validation.
CVSS Details
- CVSS 3.0 Base Score: 7.5
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | debian-upgrade-wireshark | Jul 30, 2024 | Aug 30, 2017 | |
| Redhat_linux | no-fix-redhat-rpm-package | Jul 9, 2025 | Aug 29, 2017 | |
| Suse | — | suse-upgrade-libwireshark13suse-upgrade-libwireshark9suse-upgrade-libwiretap10suse-upgrade-libwiretap7suse-upgrade-libwscodecs1suse-upgrade-libwsutil11suse-upgrade-libwsutil8suse-upgrade-wiresharksuse-upgrade-wireshark-develsuse-upgrade-wireshark-ui-qt | Feb 4, 2022 | Aug 30, 2017 |
| Ubuntu | ubuntu-upgrade-wireshark | Nov 19, 2024 | Aug 30, 2017 | |
| Wireshark | wireshark-upgrade-2_4_1 | Oct 4, 2017 | Aug 30, 2017 |
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