cve/2017/CVE-2017-17440.md

CVE-2017-17440

Description

GNU Libextractor 1.6 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted GIF, IT (Impulse Tracker), NSFE, S3M (Scream Tracker 3), SID, or XM (eXtended Module) file, as demonstrated by the EXTRACTOR_xm_extract_method function in plugins/xm_extractor.c.

POC

Reference

• https://bugs.debian.org/883528#35
• https://lists.gnu.org/archive/html/bug-libextractor/2017-11/msg00000.html
• https://lists.gnu.org/archive/html/bug-libextractor/2017-11/msg00001.html
• https://lists.gnu.org/archive/html/bug-libextractor/2017-11/msg00002.html
• https://lists.gnu.org/archive/html/bug-libextractor/2017-11/msg00004.html

Github

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