CVEs-PoC/2017/CVE-2017-8843.md

CVE-2017-8843

Description

The join_pthread function in stream.c in liblrzip.so in lrzip 0.631 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted archive.

POC

Reference

• https://blogs.gentoo.org/ago/2017/05/07/lrzip-null-pointer-dereference-in-join_pthread-stream-c/
• https://blogs.gentoo.org/ago/2017/05/07/lrzip-null-pointer-dereference-in-join_pthread-stream-c/
• https://github.com/ckolivas/lrzip/issues/69
• https://github.com/ckolivas/lrzip/issues/69

Github

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