In Wireshark 2.6.0, 2.4.0 to 2.4.6, and 2.2.0 to 2.2.14, the Q.931 dissector could crash. This was addressed in epan/dissectors/packet-q931.c by avoiding a use-after-free after a malformed packet prevented certain cleanup.
CVSS Details
- CVSS 3.1 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 |
|---|---|---|---|---|
| Alpine Linux | alpine-linux-upgrade-wiresharkalpine-linux-upgrade-drupal7 | Jun 13, 2018 | May 22, 2018 | |
| Arch Linux | arch-linux-upgrade-latest | Jul 11, 2025 | May 22, 2018 | |
| Debian | debian-upgrade-wireshark | Jun 5, 2018 | May 22, 2018 | |
| Oracle Solaris | oracle-solaris-11-3-upgrade-diagnostic-wireshark-2-6-1-0-175-3-33-0-5-0oracle-solaris-11-3-upgrade-diagnostic-wireshark-tshark-2-6-1-0-175-3-33-0-5-0oracle-solaris-11-3-upgrade-diagnostic-wireshark-wireshark-common-2-6-1-0-175-3-33-0-5-0 | Jun 18, 2018 | May 22, 2018 | |
| Redhat_linux | — | no-fix-redhat-rpm-package | Jul 9, 2025 | May 22, 2018 |
| Suse | — | suse-upgrade-libmaxminddb-develsuse-upgrade-libmaxminddb0suse-upgrade-libmaxminddb0-32bitsuse-upgrade-libspandsp2suse-upgrade-libspandsp2-32bitsuse-upgrade-libwireshark13suse-upgrade-libwireshark8suse-upgrade-libwireshark9suse-upgrade-libwiretap10suse-upgrade-libwiretap6suse-upgrade-libwiretap7suse-upgrade-libwscodecs1suse-upgrade-libwsutil11suse-upgrade-libwsutil7suse-upgrade-libwsutil8suse-upgrade-mmdblookupsuse-upgrade-spandsp-develsuse-upgrade-spandsp-docsuse-upgrade-wiresharksuse-upgrade-wireshark-develsuse-upgrade-wireshark-gtksuse-upgrade-wireshark-ui-qt | May 26, 2018 | May 22, 2018 |
| Ubuntu | ubuntu-upgrade-wireshark | Nov 19, 2024 | May 22, 2018 | |
| Wireshark | wireshark-upgrade-2_2_15wireshark-upgrade-2_4_7wireshark-upgrade-2_6_1 | May 23, 2018 | May 22, 2018 |
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