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heimdal: The version string must always contain a terminating NUL

Description

heimdal: The version string must always contain a terminating NUL

Should the sender send a string without a terminating NUL, ensure that
the NUL terminates the string regardless.

And while at it only process the version string when bytes are returned.

PR: 267884
Reported by: Robert Morris <rtm@lcs.mit.edu>
MFC after: 3 days
Differential Revision: https://reviews.freebsd.org/D37471

Details

Provenance
cyAuthored on Mon, Nov 21, 3:33 PM
Differential Revision
D37471: Fix PR/267884
Parents
rG06703946d0be: Clarify what's normally not required.
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