Security update for mutt (important)

This update for mutt fixes the following issues:

Security issues fixed:

• bsc#1101428: Mutt 1.10.1 security release update.
• CVE-2018-14351: Fix imap/command.c that mishandles long IMAP status
  mailbox literal count size (bsc#1101583).
• CVE-2018-14353: Fix imap_quote_string in imap/util.c that has an integer
  underflow (bsc#1101581).
• CVE-2018-14362: Fix pop.c that does not forbid characters that may have
  unsafe interaction with message-cache pathnames (bsc#1101567).
• CVE-2018-14354: Fix arbitrary command execution from remote IMAP servers
  via backquote characters (bsc#1101578).
• CVE-2018-14352: Fix imap_quote_string in imap/util.c that does not leave
  room for quote characters (bsc#1101582).
• CVE-2018-14356: Fix pop.c that mishandles a zero-length UID
  (bsc#1101576).
• CVE-2018-14355: Fix imap/util.c that mishandles "…" directory traversal
  in a mailbox name (bsc#1101577).
• CVE-2018-14349: Fix imap/command.c that mishandles a NO response without
  a message (bsc#1101589).
• CVE-2018-14350: Fix imap/message.c that has a stack-based buffer
  overflow for a FETCH response with along INTERNALDATE field
  (bsc#1101588).
• CVE-2018-14363: Fix newsrc.c that does not properlyrestrict ‘/’
  characters that may have unsafe interaction with cache pathnames
  (bsc#1101566).
• CVE-2018-14359: Fix buffer overflow via base64 data (bsc#1101570).
• CVE-2018-14358: Fix imap/message.c that has a stack-based buffer
  overflow for a FETCH response with along RFC822.SIZE field (bsc#1101571).
• CVE-2018-14360: Fix nntp_add_group in newsrc.c that has a stack-based
  buffer overflow because of incorrect sscanf usage (bsc#1101569).
• CVE-2018-14357: Fix that remote IMAP servers are allowed to execute
  arbitrary commands via backquote characters (bsc#1101573).
• CVE-2018-14361: Fix that nntp.c proceeds even if memory allocation fails
  for messages data (bsc#1101568).

Bug fixes:

• mutt reports as neomutt and incorrect version (bsc#1094717)

This update was imported from the SUSE:SLE-15:Update update project.