Integer overflow in PDFium in Google Chrome prior to 73.0.3683.75 allowed a remote attacker to potentially perform out of bounds memory access via a crafted PDF file.
https://chromereleases.googleblog.com/2019/03/stable-channel-update-for-desktop_12.html
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00085.html