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A flaw was found in libssh. If data packets are processed after a channel is closed, channel data callbacks can be invoked after the associated data has already been freed, leading to crashes or possible use-after-free conditions.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade libssh-develUpgrade libsshUpgrade libssh-config | Oct 11, 2026 | Sep 1, 2026 |
| Alpine Linux | — | Upgrade libssh | Jul 29, 2026 | Jul 21, 2026 |
| Amazon_linux_2023 | — | Upgrade libssh-debuginfoUpgrade libssh-develUpgrade libsshUpgrade libssh-configUpgrade libssh-debugsource | Sep 30, 2026 | Jul 21, 2026 |
| Debian | — | Upgrade libssh | Aug 3, 2026 | Aug 3, 2026 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Oct 23, 2026 | Oct 22, 2026 |
| Oracle_linux | — | Upgrade libssh-develUpgrade libssh-configUpgrade libssh | Oct 22, 2026 | Jul 21, 2026 |
| Redhat_linux | — | Upgrade libssh-configUpgrade libssh-debuginfoUpgrade libssh-debugsourceUpgrade libsshUpgrade libssh-devel | Jul 23, 2026 | Jul 21, 2026 |
| Rocky_linux | — | Upgrade libssh-develUpgrade libssh-debuginfoUpgrade libsshUpgrade libssh-debugsource | Aug 20, 2026 | Aug 18, 2026 |
| Ubuntu | — | Upgrade libssh-4 | Aug 31, 2026 | Aug 31, 2026 |
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