| Package | Affected versions | Patched versions |
|---|---|---|
| kerberos 5 | ≤ 1.6.3 |
KDC in MIT Kerberos 5 (krb5kdc) does not set a global variable for some krb4 message types, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via crafted messages that trigger a NULL pointer dereference or double-free.
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