Description
In Xpdf 4.01.01, there is a heap-based buffer over-read in the function JBIG2Stream::readTextRegionSeg() located at JBIG2Stream.cc. It can, for example, be triggered by sending a crafted PDF document to the pdftoppm tool. It might allow an attacker to cause Information Disclosure.
Advisories 1
- WID-SEC-2023-0473 xpdf: Mehrere Schwachstellen BSI CERT-Bund (WID) · Feb 23, 2023
References
- https://github.com/PanguL4b/pocs/tree/master/xpdf/heap-buffer-overflow_JBIG2Stream__readTextRegionSeg
- FEDORA-2019-a457286734 vendor-advisory
- FEDORA-2019-01da705767 vendor-advisory
- FEDORA-2019-759ba8202b vendor-advisory