| Package | Affected versions | Patched versions |
|---|---|---|
| kerberos 5 | ≥ 1.21, < 1.21.2 | 1.21.2 |
kdc/do_tgs_req.c in MIT Kerberos 5 (aka krb5) 1.21 before 1.21.2 has a double free that is reachable if an authenticated user can trigger an authorization-data handling failure. Incorrect data is copied from one ticket to another.
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