cve/2017/CVE-2017-8842.md

CVE-2017-8842

Description

The bufRead::get() function in libzpaq/libzpaq.h in liblrzip.so in lrzip 0.631 allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted archive.

POC

Reference

• https://blogs.gentoo.org/ago/2017/05/07/lrzip-divide-by-zero-in-bufreadget-libzpaq-h/
• https://github.com/ckolivas/lrzip/issues/66

Github

• https://github.com/andir/nixos-issue-db-example