CVE-2019-9877
There is an invalid memory access vulnerability in the function TextPage::findGaps() located at TextOutputDev.c in Xpdf 4.01, which can (for example) be triggered by sending a crafted pdf file to the pdftops binary. It allows an attacker to cause Denial of Service (Segmentation fault) or possibly have unspecified other impact.
Date published : 2019-03-19
https://forum.xpdfreader.com/viewtopic.php?f=3&t=41265
https://research.loginsoft.com/bugs/invalid-memory-access-in-textpagefindgaps-xpdf-4-01/
