An issue was discovered in Poppler 0.74.0. There is a heap-based buffer over-read in the function Splash::blitTransparent at splash/Splash.cc.
www.securityfocus.com/bid/107862
gitlab.freedesktop.org/poppler/poppler/issues/750
lists.debian.org/debian-lts-announce/2019/06/msg00002.html
lists.debian.org/debian-lts-announce/2020/07/msg00018.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7MAWV24KRXTFODLVT46RXI27XIQFX2QR/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YWS7NVFFCUY3YSTMEKZEJEU6JVUUBKHB/
usn.ubuntu.com/4042-1/