CVE-2017-18005

Name	CVE-2017-18005
Description	Exiv2 0.26 has a Null Pointer Dereference in the Exiv2::DataValue::toLong function in value.cpp, related to crafted metadata in a TIFF file.
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-3265-1, ELA-766-1, ELA-767-1
Debian Bugs	885981

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
exiv2 (PTS)	jessie, jessie (lts)	0.24-4.1+deb8u7	fixed
	stretch (security)	0.25-3.1+deb9u3	vulnerable
	stretch (lts), stretch	0.25-3.1+deb9u4	fixed
	buster	0.25-4+deb10u2	vulnerable
	buster (security)	0.25-4+deb10u4	fixed
	bullseye	0.27.3-3+deb11u2	fixed
	bullseye (security)	0.27.3-3+deb11u1	fixed
	sid, trixie, bookworm	0.27.6-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
exiv2	source	jessie	0.24-4.1+deb8u7		ELA-767-1
exiv2	source	stretch	0.25-3.1+deb9u4		ELA-766-1
exiv2	source	buster	0.25-4+deb10u4		DLA-3265-1
exiv2	source	(unstable)	0.27.2-6	low		885981

Notes

[stretch] - exiv2 <ignored> (Minor issue)
[jessie] - exiv2 <ignored> (Minor issue)
[wheezy] - exiv2 <no-dsa> (Minor issue)
https://github.com/Exiv2/exiv2/issues/168
Fixed via: https://github.com/Exiv2/exiv2/pull/199