CVE-2017-12100

Name	CVE-2017-12100
Description	An exploitable integer overflow exists in the 'multires_load_old_dm' functionality of the Blender open-source 3d creation suite v2.78c. A specially crafted .blend file can cause an integer overflow resulting in a buffer overflow which can allow for code execution under the context of the application. An attacker can convince a user to open a .blend file in order to trigger this vulnerability.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
References	DLA-1465-1, DSA-4248-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
blender (PTS)	buster, buster (security)	2.79.b+dfsg0-7+deb10u1	fixed
	bullseye (security), bullseye	2.83.5+dfsg-5+deb11u1	fixed
	bookworm, sid	3.4.1+dfsg-2	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Origin
blender	source	jessie	2.72.b+dfsg0-3+deb8u1	DLA-1465-1
blender	source	stretch	2.79.b+dfsg0-1~deb9u1	DSA-4248-1
blender	source	(unstable)	2.79.a+dfsg0-1

Notes

[wheezy] - blender <ignored> (Vulnerable but not ignored)
https://git.blender.org/gitweb/gitweb.cgi/blender.git/commit/e04d7c49dca9dc7bbf1cbe446b612aaa5ba12581
https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0452