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The key_certify function in usr.bin/ssh/key.c in OpenSSH 5.6 and 5.7, when generating legacy certificates using the -t command-line option in ssh-keygen, does not initialize the nonce field, which might allow remote attackers to obtain sensitive stack memory contents or make it easier to conduct hash collision attacks.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade openssh | Jul 30, 2024 | Feb 10, 2011 |
| Openbsd Openssh | — | Upgrade to OpenSSH version 5.8 | Dec 5, 2012 | Feb 10, 2011 |
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