CVE-2017-7263

Name	CVE-2017-7263
Description	The bm_readbody_bmp function in bitmap_io.c in Potrace 1.14 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) or possibly have unspecified other impact via a crafted BMP image. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-8698.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	858763

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
potrace (PTS)	forky, sid, bookworm, trixie	1.16-2	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
potrace	source	(unstable)	1.15-1			858763

Notes

[stretch] - potrace <no-dsa> (Minor issue)
[jessie] - potrace <no-dsa> (Minor issue)
[wheezy] - potrace <no-dsa> (Minor issue)
https://blogs.gentoo.org/ago/2017/03/03/potrace-heap-based-buffer-overflow-in-bm_readbody_bmp-bitmap_io-c-incomplete-fix-for-cve-2016-8698/
Proposed patch: https://github.com/asarubbo/poc/blob/master/00219-potrace-heapoverflow-bm_readbody_bmp-PATCH
This CVE is for an incomplete fix of CVE-2016-8698