The publickey_from_privatekey function in libssh before 0.5.4, when no algorithm is matched during negotiations, allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a "Client: Diffie-Hellman Key Exchange Init" packet.
CVSS Details
- CVSS 3.1 Base Score: 7.5
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade libssh | Aug 30, 2017 | Feb 5, 2013 |
| Debian | — | Upgrade libssh | Jul 30, 2024 | Feb 5, 2013 |
| Suse | — | Upgrade libssh4Upgrade libssh4-32bitUpgrade libssh-develUpgrade libssh-devel-doc | Aug 9, 2024 | Feb 5, 2013 |
| Ubuntu | — | Upgrade libssh-4 | Nov 8, 2024 | Feb 5, 2013 |
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