CVE-2016-4804

Name	CVE-2016-4804
Description	The read_boot function in boot.c in dosfstools before 4.0 allows attackers to cause a denial of service (crash) via a crafted filesystem, which triggers a heap-based buffer overflow in the (1) read_fat function or an out-of-bounds heap read in (2) get_fat function.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-2224-1, DLA-474-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
dosfstools (PTS)	buster	4.1-2	fixed
	bookworm, bullseye	4.2-1	fixed
	sid, trixie	4.2-1.1	fixed

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

Package	Type	Release	Fixed Version	Origin
dosfstools	source	wheezy	3.0.13-1+deb7u1	DLA-474-1
dosfstools	source	jessie	3.0.27-1+deb8u1	DLA-2224-1
dosfstools	source	(unstable)	4.0-1

Notes

https://github.com/dosfstools/dosfstools/issues/25
https://github.com/dosfstools/dosfstools/issues/26
https://github.com/dosfstools/dosfstools/commit/e8eff147e9da1185f9afd5b25948153a3b97cf52