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In Irssi before 1.0.3, when receiving a DCC message without source nick/host, it attempts to dereference a NULL pointer. Thus, remote IRC servers can cause a crash.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade irssi | Aug 30, 2017 | Jun 7, 2017 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jun 7, 2017 |
| Debian | — | Upgrade irssi | Jun 18, 2017 | Jun 6, 2017 |
| Freebsd | — | Upgrade irssi | Jun 8, 2017 | Jun 8, 2017 |
| Huawei Euleros 2_0_sp2 | — | Upgrade irssi | Dec 4, 2019 | Jun 7, 2017 |
| Huawei Euleros 2_0_sp3 | — | Upgrade irssi | Dec 18, 2019 | Jun 7, 2017 |
| Huawei Euleros 2_0_sp5 | — | Upgrade irssi | Sep 24, 2019 | Jun 7, 2017 |
| Oracle Solaris | — | Upgrade network/chat/irssi to version 1.0.6-0.175.3.29.0.4.0 on Solaris 11.3 | Jul 19, 2017 | Jun 6, 2017 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Jun 7, 2017 |
| Suse | — | Upgrade irssi-develUpgrade irssi | Jun 8, 2017 | Jun 6, 2017 |
| Ubuntu | — | Upgrade irssi | Jun 12, 2017 | Jun 6, 2017 |
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