Security update for libarchive (moderate)

This update for libarchive fixes the following issues:

• CVE-2017-14501: An out-of-bounds read flaw existed in parse_file_info in
  archive_read_support_format_iso9660.c when extracting a specially
  crafted iso9660 iso file, related to
  archive_read_format_iso9660_read_header. (bsc#1059139)
• CVE-2017-14502: read_header in archive_read_support_format_rar.c
  suffered from an off-by-one error for UTF-16 names in RAR archives,
  leading to an out-of-bounds read in archive_read_format_rar_read_header.
  (bsc#1059134)
• CVE-2017-14503: libarchive suffered from an out-of-bounds read within
  lha_read_data_none() in archive_read_support_format_lha.c when
  extracting a specially crafted lha archive, related to lha_crc16.
  (bsc#1059100)

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