Suspicious files reported in security scan - by: Karen

Hello,
The following showed up in a recent audit of my website and I want to make sure that there is nothing wrong. Please review the following. Thank you.
Karen

/components/com_osmembership/tcpdf/CHANGELOG.TXT
suspicious lines to review:
PHARMA2T : PHARMACODE TWO-TRACKS
PHARMA : PHARMACODE

/components/com_osmembership/tcpdf/README.TXT
suspicious line to review:
* 1D and 2D barcodes: CODE 39, ANSI MH10.8M-1983, USD-3, 3 of 9, CODE 93, USS-93, Standard 2 of 5, Interleaved 2 of 5, CODE 128 A/B/C, 2 and 5 Digits UPC-Based Extension, EAN 8, EAN 13, UPC-A, UPC-E, MSI, POSTNET, PLANET, RMS4CC (Royal Mail 4-state Customer Code), CBC (Customer Bar Code), KIX (Klant index - Customer index), Intelligent Mail Barcode, Onecode, USPS-B-3200, CODABAR, CODE 11, PHARMACODE, PHARMACODE TWO-TRACKS, Datamatrix, QR-Code, PDF417;