libsoup from versions 2.65.1 until 2.68.1 have a heap-based buffer over-read because soup_ntlm_parse_challenge() in soup-auth-ntlm.c does not properly check an NTLM message’s length before proceeding with a memcpy.
bugs.debian.org/cgi-bin/bugreport.cgi?bug=941912
github.com/Kirin-say/Vulnerabilities/blob/master/CVE-2019-17266_POC.md
gitlab.gnome.org/GNOME/libsoup/commit/88b7dff4467f4151afae244ea7d1223753cd05ab
gitlab.gnome.org/GNOME/libsoup/commit/f8a54ac85eec2008c85393f331cdd251af8266ad
gitlab.gnome.org/GNOME/libsoup/issues/173
security-tracker.debian.org/tracker/CVE-2019-17266
usn.ubuntu.com/4152-1/
www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1705054.html