git: DragonFly_RELEASE_5_6 telnet - Apply FreeBSD-SA-19:12.telnet.asc to telnet

[Matthew Dillon]

commit 81f2853eb7c6fe3c1ab0b4373c490f99bc53b77b
Author: Matthew Dillon <dillon at apollo.backplane.com>
Date:   Sat Aug 3 09:09:45 2019 -0700

    telnet - Apply FreeBSD-SA-19:12.telnet.asc to telnet
    
    * Fix two environment variable vulnerabililties in the telnet
      client.
    
    * Generally replace all sprintf()s with snprintf()s.

Summary of changes:
 usr.bin/telnet/commands.c  | 14 +++++++++-----
 usr.bin/telnet/telnet.c    |  9 +++++----
 usr.bin/telnet/utilities.c |  2 +-
 3 files changed, 15 insertions(+), 10 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/81f2853eb7c6fe3c1ab0b4373c490f99bc53b77b


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