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heimdal: Fix NULL dereference when mangled realm message

Description

heimdal: Fix NULL dereference when mangled realm message

Fix a NULL dereference in _kadm5_s_init_context() when the client
sends a mangled realm message.

PR: 267912
Reported by: Robert Morris <rtm@lcs.mit.edu>
MFC after: 3 days

Details

Provenance
cyAuthored on Thu, Nov 24, 2:22 PM
Parents
rGd7e8666ffb99: heimdal: The version string must always contain a terminating NUL
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