An issue was discovered in Poppler 0.71.0. There is a out-of-bounds read in EmbFile::save2 in FileSpec.cc, will lead to denial of service, as demonstrated by utils/pdfdetach.cc not validating embedded files before save attempts.
The product reads data past the end, or before the beginning, of the intended buffer.
Link | Tags |
---|---|
https://gitlab.freedesktop.org/poppler/poppler/issues/661 | third party advisory exploit |
https://usn.ubuntu.com/3837-1/ | third party advisory vendor advisory |
https://access.redhat.com/errata/RHSA-2019:2022 | vendor advisory |